21000307112

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{677}}^1\times {\mathrm{35573}}^1$

素因数の和:36365

約数の個数: 32

約数和(自身を含む): 39796633800

約数和(自身を除く): 18796326688

約数列:

[1, 2, 4, 8, 109, 218, 436, 677, 872, 1354, 2708, 5416, 35573, 71146, 73793, 142292, 147586, 284584, 295172, 590344, 3877457, 7754914, 15509828, 24082921, 31019656, 48165842, 96331684, 192663368, 2625038389, 5250076778, 10500153556, 21000307112]

約数ペア:

[(1, 21000307112), (2, 10500153556), (4, 5250076778), (8, 2625038389), (109, 192663368), (218, 96331684), (436, 48165842), (677, 31019656), (872, 24082921), (1354, 15509828), (2708, 7754914), (5416, 3877457), (35573, 590344), (71146, 295172), (73793, 284584), (142292, 147586)]