21247681830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1\times {\mathrm{8513}}^1$

素因数の和:9101

約数の個数: 64

約数和(自身を含む): 51355358208

約数和(自身を除く): 30107676378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 307, 542, 614, 813, 921, 1355, 1535, 1626, 1842, 2710, 3070, 4065, 4605, 8130, 8513, 9210, 17026, 25539, 42565, 51078, 83197, 85130, 127695, 166394, 249591, 255390, 415985, 499182, 831970, 1247955, 2307023, 2495910, 2613491, 4614046, 5226982, 6921069, 7840473, 11535115, 13067455, 13842138, 15680946, 23070230, 26134910, 34605345, 39202365, 69210690, 78404730, 708256061, 1416512122, 2124768183, 3541280305, 4249536366, 7082560610, 10623840915, 21247681830]

約数ペア:

[(1, 21247681830), (2, 10623840915), (3, 7082560610), (5, 4249536366), (6, 3541280305), (10, 2124768183), (15, 1416512122), (30, 708256061), (271, 78404730), (307, 69210690), (542, 39202365), (614, 34605345), (813, 26134910), (921, 23070230), (1355, 15680946), (1535, 13842138), (1626, 13067455), (1842, 11535115), (2710, 7840473), (3070, 6921069), (4065, 5226982), (4605, 4614046), (8130, 2613491), (8513, 2495910), (9210, 2307023), (17026, 1247955), (25539, 831970), (42565, 499182), (51078, 415985), (83197, 255390), (85130, 249591), (127695, 166394)]