21411624

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5279}}^1$

素因数の和:5314

約数の個数: 48

約数和(自身を含む): 57974400

約数和(自身を除く): 36562776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 5279, 10558, 15837, 21116, 31674, 42232, 63348, 68627, 126696, 137254, 205881, 274508, 411762, 549016, 823524, 892151, 1647048, 1784302, 2676453, 3568604, 5352906, 7137208, 10705812, 21411624]

約数ペア:

[(1, 21411624), (2, 10705812), (3, 7137208), (4, 5352906), (6, 3568604), (8, 2676453), (12, 1784302), (13, 1647048), (24, 892151), (26, 823524), (39, 549016), (52, 411762), (78, 274508), (104, 205881), (156, 137254), (169, 126696), (312, 68627), (338, 63348), (507, 42232), (676, 31674), (1014, 21116), (1352, 15837), (2028, 10558), (4056, 5279)]