21140874

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{14867}}^1$

素因数の和:14954

約数の個数: 24

約数和(自身を含む): 46388160

約数和(自身を除く): 25247286

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 14867, 29734, 44601, 89202, 133803, 267606, 1174493, 2348986, 3523479, 7046958, 10570437, 21140874]

約数ペア:

[(1, 21140874), (2, 10570437), (3, 7046958), (6, 3523479), (9, 2348986), (18, 1174493), (79, 267606), (158, 133803), (237, 89202), (474, 44601), (711, 29734), (1422, 14867)]