21875896

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3457}}^1$

素因数の和:3583

約数の個数: 32

約数和(自身を含む): 47305440

約数和(自身を除く): 25429544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 3457, 6328, 6914, 13828, 24199, 27656, 48398, 96796, 193592, 390641, 781282, 1562564, 2734487, 3125128, 5468974, 10937948, 21875896]

約数ペア:

[(1, 21875896), (2, 10937948), (4, 5468974), (7, 3125128), (8, 2734487), (14, 1562564), (28, 781282), (56, 390641), (113, 193592), (226, 96796), (452, 48398), (791, 27656), (904, 24199), (1582, 13828), (3164, 6914), (3457, 6328)]