21900064

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{8663}}^1$

素因数の和:8752

約数の個数: 24

約数和(自身を含む): 43666560

約数和(自身を除く): 21766496

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 8663, 17326, 34652, 69304, 138608, 277216, 684377, 1368754, 2737508, 5475016, 10950032, 21900064]

約数ペア:

[(1, 21900064), (2, 10950032), (4, 5475016), (8, 2737508), (16, 1368754), (32, 684377), (79, 277216), (158, 138608), (316, 69304), (632, 34652), (1264, 17326), (2528, 8663)]