21160664

素因数分解:

$2^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2111}}^1$

素因数の和:2303

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 24458536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 179, 358, 716, 1253, 1432, 2111, 2506, 4222, 5012, 8444, 10024, 14777, 16888, 29554, 59108, 118216, 377869, 755738, 1511476, 2645083, 3022952, 5290166, 10580332, 21160664]

約数ペア:

[(1, 21160664), (2, 10580332), (4, 5290166), (7, 3022952), (8, 2645083), (14, 1511476), (28, 755738), (56, 377869), (179, 118216), (358, 59108), (716, 29554), (1253, 16888), (1432, 14777), (2111, 10024), (2506, 8444), (4222, 5012)]