21771870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13693}}^1$

素因数の和:13756

約数の個数: 32

約数和(自身を含む): 53242272

約数和(自身を除く): 31470402

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13693, 27386, 41079, 68465, 82158, 136930, 205395, 410790, 725729, 1451458, 2177187, 3628645, 4354374, 7257290, 10885935, 21771870]

約数ペア:

[(1, 21771870), (2, 10885935), (3, 7257290), (5, 4354374), (6, 3628645), (10, 2177187), (15, 1451458), (30, 725729), (53, 410790), (106, 205395), (159, 136930), (265, 82158), (318, 68465), (530, 41079), (795, 27386), (1590, 13693)]