21581273448

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{33427}}^1$

素因数の和:33517

約数の個数: 192

約数和(自身を含む): 70880731200

約数和(自身を除く): 49299457752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 61, 63, 72, 84, 98, 108, 122, 126, 147, 168, 183, 189, 196, 216, 244, 252, 294, 366, 378, 392, 427, 441, 488, 504, 549, 588, 732, 756, 854, 882, 1098, 1176, 1281, 1323, 1464, 1512, 1647, 1708, 1764, 2196, 2562, 2646, 2989, 3294, 3416, 3528, 3843, 4392, 5124, 5292, 5978, 6588, 7686, 8967, 10248, 10584, 11529, 11956, 13176, 15372, 17934, 23058, 23912, 26901, 30744, 33427, 35868, 46116, 53802, 66854, 71736, 80703, 92232, 100281, 107604, 133708, 161406, 200562, 215208, 233989, 267416, 300843, 322812, 401124, 467978, 601686, 645624, 701967, 802248, 902529, 935956, 1203372, 1403934, 1637923, 1805058, 1871912, 2039047, 2105901, 2406744, 2807868, 3275846, 3610116, 4078094, 4211802, 4913769, 5615736, 6117141, 6317703, 6551692, 7220232, 8156188, 8423604, 9827538, 12234282, 12635406, 13103384, 14273329, 14741307, 16312376, 16847208, 18351423, 19655076, 24468564, 25270812, 28546658, 29482614, 36702846, 39310152, 42819987, 44223921, 48937128, 50541624, 55054269, 57093316, 58965228, 73405692, 85639974, 88447842, 99913303, 110108538, 114186632, 117930456, 128459961, 146811384, 171279948, 176895684, 199826606, 220217076, 256919922, 299739909, 342559896, 353791368, 385379883, 399653212, 440434152, 513839844, 599479818, 770759766, 799306424, 899219727, 1027679688, 1198959636, 1541519532, 1798439454, 2397919272, 2697659181, 3083039064, 3596878908, 5395318362, 7193757816, 10790636724, 21581273448]

約数ペア:

[(1, 21581273448), (2, 10790636724), (3, 7193757816), (4, 5395318362), (6, 3596878908), (7, 3083039064), (8, 2697659181), (9, 2397919272), (12, 1798439454), (14, 1541519532), (18, 1198959636), (21, 1027679688), (24, 899219727), (27, 799306424), (28, 770759766), (36, 599479818), (42, 513839844), (49, 440434152), (54, 399653212), (56, 385379883), (61, 353791368), (63, 342559896), (72, 299739909), (84, 256919922), (98, 220217076), (108, 199826606), (122, 176895684), (126, 171279948), (147, 146811384), (168, 128459961), (183, 117930456), (189, 114186632), (196, 110108538), (216, 99913303), (244, 88447842), (252, 85639974), (294, 73405692), (366, 58965228), (378, 57093316), (392, 55054269), (427, 50541624), (441, 48937128), (488, 44223921), (504, 42819987), (549, 39310152), (588, 36702846), (732, 29482614), (756, 28546658), (854, 25270812), (882, 24468564), (1098, 19655076), (1176, 18351423), (1281, 16847208), (1323, 16312376), (1464, 14741307), (1512, 14273329), (1647, 13103384), (1708, 12635406), (1764, 12234282), (2196, 9827538), (2562, 8423604), (2646, 8156188), (2989, 7220232), (3294, 6551692), (3416, 6317703), (3528, 6117141), (3843, 5615736), (4392, 4913769), (5124, 4211802), (5292, 4078094), (5978, 3610116), (6588, 3275846), (7686, 2807868), (8967, 2406744), (10248, 2105901), (10584, 2039047), (11529, 1871912), (11956, 1805058), (13176, 1637923), (15372, 1403934), (17934, 1203372), (23058, 935956), (23912, 902529), (26901, 802248), (30744, 701967), (33427, 645624), (35868, 601686), (46116, 467978), (53802, 401124), (66854, 322812), (71736, 300843), (80703, 267416), (92232, 233989), (100281, 215208), (107604, 200562), (133708, 161406)]