1821169428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{20959}}^1$

素因数の和:21536

約数の個数: 48

約数和(自身を含む): 4584706560

約数和(自身を除く): 2763537132

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 557, 1114, 1671, 2228, 3342, 6684, 7241, 14482, 20959, 21723, 28964, 41918, 43446, 62877, 83836, 86892, 125754, 251508, 272467, 544934, 817401, 1089868, 1634802, 3269604, 11674163, 23348326, 35022489, 46696652, 70044978, 140089956, 151764119, 303528238, 455292357, 607056476, 910584714, 1821169428]

約数ペア:

[(1, 1821169428), (2, 910584714), (3, 607056476), (4, 455292357), (6, 303528238), (12, 151764119), (13, 140089956), (26, 70044978), (39, 46696652), (52, 35022489), (78, 23348326), (156, 11674163), (557, 3269604), (1114, 1634802), (1671, 1089868), (2228, 817401), (3342, 544934), (6684, 272467), (7241, 251508), (14482, 125754), (20959, 86892), (21723, 83836), (28964, 62877), (41918, 43446)]