21529129920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{521539}}^1$

素因数の和:521602

約数の個数: 112

約数和(自身を含む): 69944772480

約数和(自身を除く): 48415642560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 2064, 2580, 2752, 3440, 4128, 5160, 6880, 8256, 10320, 13760, 20640, 41280, 521539, 1043078, 1564617, 2086156, 2607695, 3129234, 4172312, 5215390, 6258468, 7823085, 8344624, 10430780, 12516936, 15646170, 16689248, 20861560, 22426177, 25033872, 31292340, 33378496, 41723120, 44852354, 50067744, 62584680, 67278531, 83446240, 89704708, 100135488, 112130885, 125169360, 134557062, 166892480, 179409416, 224261770, 250338720, 269114124, 336392655, 358818832, 448523540, 500677440, 538228248, 672785310, 717637664, 897047080, 1076456496, 1345570620, 1435275328, 1794094160, 2152912992, 2691141240, 3588188320, 4305825984, 5382282480, 7176376640, 10764564960, 21529129920]

約数ペア:

[(1, 21529129920), (2, 10764564960), (3, 7176376640), (4, 5382282480), (5, 4305825984), (6, 3588188320), (8, 2691141240), (10, 2152912992), (12, 1794094160), (15, 1435275328), (16, 1345570620), (20, 1076456496), (24, 897047080), (30, 717637664), (32, 672785310), (40, 538228248), (43, 500677440), (48, 448523540), (60, 358818832), (64, 336392655), (80, 269114124), (86, 250338720), (96, 224261770), (120, 179409416), (129, 166892480), (160, 134557062), (172, 125169360), (192, 112130885), (215, 100135488), (240, 89704708), (258, 83446240), (320, 67278531), (344, 62584680), (430, 50067744), (480, 44852354), (516, 41723120), (645, 33378496), (688, 31292340), (860, 25033872), (960, 22426177), (1032, 20861560), (1290, 16689248), (1376, 15646170), (1720, 12516936), (2064, 10430780), (2580, 8344624), (2752, 7823085), (3440, 6258468), (4128, 5215390), (5160, 4172312), (6880, 3129234), (8256, 2607695), (10320, 2086156), (13760, 1564617), (20640, 1043078), (41280, 521539)]