21046216

素因数分解:

$2^3\times {\mathrm{761}}^1\times {\mathrm{3457}}^1$

素因数の和:4224

約数の個数: 16

約数和(自身を含む): 39524940

約数和(自身を除く): 18478724

約数列:

[1, 2, 4, 8, 761, 1522, 3044, 3457, 6088, 6914, 13828, 27656, 2630777, 5261554, 10523108, 21046216]

約数ペア:

[(1, 21046216), (2, 10523108), (4, 5261554), (8, 2630777), (761, 27656), (1522, 13828), (3044, 6914), (3457, 6088)]