21151363860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{31327}}^1$

素因数の和:31395

約数の個数: 216

約数和(自身を含む): 72799254528

約数和(自身を除く): 51647890668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 121, 124, 132, 155, 165, 180, 186, 198, 220, 242, 279, 310, 330, 341, 363, 372, 396, 465, 484, 495, 558, 605, 620, 660, 682, 726, 930, 990, 1023, 1089, 1116, 1210, 1364, 1395, 1452, 1705, 1815, 1860, 1980, 2046, 2178, 2420, 2790, 3069, 3410, 3630, 3751, 4092, 4356, 5115, 5445, 5580, 6138, 6820, 7260, 7502, 10230, 10890, 11253, 12276, 15004, 15345, 18755, 20460, 21780, 22506, 30690, 31327, 33759, 37510, 45012, 56265, 61380, 62654, 67518, 75020, 93981, 112530, 125308, 135036, 156635, 168795, 187962, 225060, 281943, 313270, 337590, 344597, 375924, 469905, 563886, 626540, 675180, 689194, 939810, 971137, 1033791, 1127772, 1378388, 1409715, 1722985, 1879620, 1942274, 2067582, 2819430, 2913411, 3101373, 3445970, 3790567, 3884548, 4135164, 4855685, 5168955, 5638860, 5826822, 6202746, 6891940, 7581134, 8740233, 9711370, 10337910, 10682507, 11371701, 11653644, 12405492, 14567055, 15162268, 15506865, 17480466, 18952835, 19422740, 20675820, 21365014, 22743402, 29134110, 31013730, 32047521, 34115103, 34960932, 37905670, 42730028, 43701165, 45486804, 53412535, 56858505, 58268220, 62027460, 64095042, 68230206, 75811340, 87402330, 96142563, 106825070, 113717010, 117507577, 128190084, 136460412, 160237605, 170575515, 174804660, 192285126, 213650140, 227434020, 235015154, 320475210, 341151030, 352522731, 384570252, 470030308, 480712815, 587537885, 640950420, 682302060, 705045462, 961425630, 1057568193, 1175075770, 1410090924, 1762613655, 1922851260, 2115136386, 2350151540, 3525227310, 4230272772, 5287840965, 7050454620, 10575681930, 21151363860]

約数ペア:

[(1, 21151363860), (2, 10575681930), (3, 7050454620), (4, 5287840965), (5, 4230272772), (6, 3525227310), (9, 2350151540), (10, 2115136386), (11, 1922851260), (12, 1762613655), (15, 1410090924), (18, 1175075770), (20, 1057568193), (22, 961425630), (30, 705045462), (31, 682302060), (33, 640950420), (36, 587537885), (44, 480712815), (45, 470030308), (55, 384570252), (60, 352522731), (62, 341151030), (66, 320475210), (90, 235015154), (93, 227434020), (99, 213650140), (110, 192285126), (121, 174804660), (124, 170575515), (132, 160237605), (155, 136460412), (165, 128190084), (180, 117507577), (186, 113717010), (198, 106825070), (220, 96142563), (242, 87402330), (279, 75811340), (310, 68230206), (330, 64095042), (341, 62027460), (363, 58268220), (372, 56858505), (396, 53412535), (465, 45486804), (484, 43701165), (495, 42730028), (558, 37905670), (605, 34960932), (620, 34115103), (660, 32047521), (682, 31013730), (726, 29134110), (930, 22743402), (990, 21365014), (1023, 20675820), (1089, 19422740), (1116, 18952835), (1210, 17480466), (1364, 15506865), (1395, 15162268), (1452, 14567055), (1705, 12405492), (1815, 11653644), (1860, 11371701), (1980, 10682507), (2046, 10337910), (2178, 9711370), (2420, 8740233), (2790, 7581134), (3069, 6891940), (3410, 6202746), (3630, 5826822), (3751, 5638860), (4092, 5168955), (4356, 4855685), (5115, 4135164), (5445, 3884548), (5580, 3790567), (6138, 3445970), (6820, 3101373), (7260, 2913411), (7502, 2819430), (10230, 2067582), (10890, 1942274), (11253, 1879620), (12276, 1722985), (15004, 1409715), (15345, 1378388), (18755, 1127772), (20460, 1033791), (21780, 971137), (22506, 939810), (30690, 689194), (31327, 675180), (33759, 626540), (37510, 563886), (45012, 469905), (56265, 375924), (61380, 344597), (62654, 337590), (67518, 313270), (75020, 281943), (93981, 225060), (112530, 187962), (125308, 168795), (135036, 156635)]