21496951860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{8191}}^1$

素因数の和:8334

約数の個数: 192

約数和(自身を含む): 66588770304

約数和(自身を除く): 45091818444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 83, 85, 93, 102, 124, 155, 166, 170, 186, 204, 249, 255, 310, 332, 340, 372, 415, 465, 498, 510, 527, 620, 830, 930, 996, 1020, 1054, 1245, 1411, 1581, 1660, 1860, 2108, 2490, 2573, 2635, 2822, 3162, 4233, 4980, 5146, 5270, 5644, 6324, 7055, 7719, 7905, 8191, 8466, 10292, 10540, 12865, 14110, 15438, 15810, 16382, 16932, 21165, 24573, 25730, 28220, 30876, 31620, 32764, 38595, 40955, 42330, 43741, 49146, 51460, 77190, 81910, 84660, 87482, 98292, 122865, 131223, 139247, 154380, 163820, 174964, 218705, 245730, 253921, 262446, 278494, 417741, 437410, 491460, 507842, 524892, 556988, 656115, 679853, 696235, 761763, 835482, 874820, 1015684, 1269605, 1312230, 1359706, 1392470, 1523526, 1670964, 2039559, 2088705, 2539210, 2624460, 2719412, 2784940, 3047052, 3399265, 3808815, 4079118, 4177410, 4316657, 5078420, 6798530, 7617630, 8158236, 8354820, 8633314, 10197795, 11557501, 12949971, 13597060, 15235260, 17266628, 20395590, 21075443, 21583285, 23115002, 25899942, 34672503, 40791180, 42150886, 43166570, 46230004, 51799884, 57787505, 63226329, 64749855, 69345006, 84301772, 86333140, 105377215, 115575010, 126452658, 129499710, 138690012, 173362515, 210754430, 231150020, 252905316, 258999420, 316131645, 346725030, 358282531, 421508860, 632263290, 693450060, 716565062, 1074847593, 1264526580, 1433130124, 1791412655, 2149695186, 3582825310, 4299390372, 5374237965, 7165650620, 10748475930, 21496951860]

約数ペア:

[(1, 21496951860), (2, 10748475930), (3, 7165650620), (4, 5374237965), (5, 4299390372), (6, 3582825310), (10, 2149695186), (12, 1791412655), (15, 1433130124), (17, 1264526580), (20, 1074847593), (30, 716565062), (31, 693450060), (34, 632263290), (51, 421508860), (60, 358282531), (62, 346725030), (68, 316131645), (83, 258999420), (85, 252905316), (93, 231150020), (102, 210754430), (124, 173362515), (155, 138690012), (166, 129499710), (170, 126452658), (186, 115575010), (204, 105377215), (249, 86333140), (255, 84301772), (310, 69345006), (332, 64749855), (340, 63226329), (372, 57787505), (415, 51799884), (465, 46230004), (498, 43166570), (510, 42150886), (527, 40791180), (620, 34672503), (830, 25899942), (930, 23115002), (996, 21583285), (1020, 21075443), (1054, 20395590), (1245, 17266628), (1411, 15235260), (1581, 13597060), (1660, 12949971), (1860, 11557501), (2108, 10197795), (2490, 8633314), (2573, 8354820), (2635, 8158236), (2822, 7617630), (3162, 6798530), (4233, 5078420), (4980, 4316657), (5146, 4177410), (5270, 4079118), (5644, 3808815), (6324, 3399265), (7055, 3047052), (7719, 2784940), (7905, 2719412), (8191, 2624460), (8466, 2539210), (10292, 2088705), (10540, 2039559), (12865, 1670964), (14110, 1523526), (15438, 1392470), (15810, 1359706), (16382, 1312230), (16932, 1269605), (21165, 1015684), (24573, 874820), (25730, 835482), (28220, 761763), (30876, 696235), (31620, 679853), (32764, 656115), (38595, 556988), (40955, 524892), (42330, 507842), (43741, 491460), (49146, 437410), (51460, 417741), (77190, 278494), (81910, 262446), (84660, 253921), (87482, 245730), (98292, 218705), (122865, 174964), (131223, 163820), (139247, 154380)]