21631456318

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1\times {\mathrm{1019}}^1$

素因数の和:2184

約数の個数: 32

約数和(自身を含む): 33220730880

約数和(自身を除く): 11589274562

約数列:

[1, 2, 61, 122, 191, 382, 911, 1019, 1822, 2038, 11651, 23302, 55571, 62159, 111142, 124318, 174001, 194629, 348002, 389258, 928309, 1856618, 10614061, 11872369, 21228122, 23744738, 56626849, 113253698, 177307019, 354614038, 10815728159, 21631456318]

約数ペア:

[(1, 21631456318), (2, 10815728159), (61, 354614038), (122, 177307019), (191, 113253698), (382, 56626849), (911, 23744738), (1019, 21228122), (1822, 11872369), (2038, 10614061), (11651, 1856618), (23302, 928309), (55571, 389258), (62159, 348002), (111142, 194629), (124318, 174001)]