21732748

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 38707200

約数和(自身を除く): 16974452

約数列:

[1, 2, 4, 127, 179, 239, 254, 358, 478, 508, 716, 956, 22733, 30353, 42781, 45466, 60706, 85562, 90932, 121412, 171124, 5433187, 10866374, 21732748]

約数ペア:

[(1, 21732748), (2, 10866374), (4, 5433187), (127, 171124), (179, 121412), (239, 90932), (254, 85562), (358, 60706), (478, 45466), (508, 42781), (716, 30353), (956, 22733)]