21072596

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1549}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 39060000

約数和(自身を除く): 17987404

約数列:

[1, 2, 4, 19, 38, 76, 179, 358, 716, 1549, 3098, 3401, 6196, 6802, 13604, 29431, 58862, 117724, 277271, 554542, 1109084, 5268149, 10536298, 21072596]

約数ペア:

[(1, 21072596), (2, 10536298), (4, 5268149), (19, 1109084), (38, 554542), (76, 277271), (179, 117724), (358, 58862), (716, 29431), (1549, 13604), (3098, 6802), (3401, 6196)]