21030654310

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6469}}^1\times {\mathrm{6917}}^1$

素因数の和:13440

約数の個数: 32

約数和(自身を含む): 38672173440

約数和(自身を除く): 17641519130

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 6469, 6917, 12938, 13834, 32345, 34585, 64690, 69170, 304043, 325099, 608086, 650198, 1520215, 1625495, 3040430, 3250990, 44746073, 89492146, 223730365, 447460730, 2103065431, 4206130862, 10515327155, 21030654310]

約数ペア:

[(1, 21030654310), (2, 10515327155), (5, 4206130862), (10, 2103065431), (47, 447460730), (94, 223730365), (235, 89492146), (470, 44746073), (6469, 3250990), (6917, 3040430), (12938, 1625495), (13834, 1520215), (32345, 650198), (34585, 608086), (64690, 325099), (69170, 304043)]