21010016

素因数分解:

$2^5\times {\mathrm{367}}^1\times {\mathrm{1789}}^1$

素因数の和:2166

約数の個数: 24

約数和(自身を含む): 41499360

約数和(自身を除く): 20489344

約数列:

[1, 2, 4, 8, 16, 32, 367, 734, 1468, 1789, 2936, 3578, 5872, 7156, 11744, 14312, 28624, 57248, 656563, 1313126, 2626252, 5252504, 10505008, 21010016]

約数ペア:

[(1, 21010016), (2, 10505008), (4, 5252504), (8, 2626252), (16, 1313126), (32, 656563), (367, 57248), (734, 28624), (1468, 14312), (1789, 11744), (2936, 7156), (3578, 5872)]