21377116

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 38304000

約数和(自身を除く): 16926884

約数列:

[1, 2, 4, 59, 118, 236, 239, 379, 478, 758, 956, 1516, 14101, 22361, 28202, 44722, 56404, 89444, 90581, 181162, 362324, 5344279, 10688558, 21377116]

約数ペア:

[(1, 21377116), (2, 10688558), (4, 5344279), (59, 362324), (118, 181162), (236, 90581), (239, 89444), (379, 56404), (478, 44722), (758, 28202), (956, 22361), (1516, 14101)]