21586786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1801}}^1$

素因数の和:2277

約数の個数: 16

約数和(自身を含む): 34966008

約数和(自身を除く): 13379222

約数列:

[1, 2, 13, 26, 461, 922, 1801, 3602, 5993, 11986, 23413, 46826, 830261, 1660522, 10793393, 21586786]

約数ペア:

[(1, 21586786), (2, 10793393), (13, 1660522), (26, 830261), (461, 46826), (922, 23413), (1801, 11986), (3602, 5993)]