21092944

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2707}}^1$

素因数の和:3202

約数の個数: 20

約数和(自身を含む): 40966624

約数和(自身を除く): 19873680

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2707, 3896, 5414, 7792, 10828, 21656, 43312, 1318309, 2636618, 5273236, 10546472, 21092944]

約数ペア:

[(1, 21092944), (2, 10546472), (4, 5273236), (8, 2636618), (16, 1318309), (487, 43312), (974, 21656), (1948, 10828), (2707, 7792), (3896, 5414)]