21031809512

素因数分解:

$2^3\times 7^1\times {\mathrm{9649}}^1\times {\mathrm{38923}}^1$

素因数の和:48585

約数の個数: 32

約数和(自身を含む): 45073992000

約数和(自身を除く): 24042182488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 9649, 19298, 38596, 38923, 67543, 77192, 77846, 135086, 155692, 270172, 272461, 311384, 540344, 544922, 1089844, 2179688, 375568027, 751136054, 1502272108, 2628976189, 3004544216, 5257952378, 10515904756, 21031809512]

約数ペア:

[(1, 21031809512), (2, 10515904756), (4, 5257952378), (7, 3004544216), (8, 2628976189), (14, 1502272108), (28, 751136054), (56, 375568027), (9649, 2179688), (19298, 1089844), (38596, 544922), (38923, 540344), (67543, 311384), (77192, 272461), (77846, 270172), (135086, 155692)]