21493624

素因数分解:

$2^3\times {\mathrm{457}}^1\times {\mathrm{5879}}^1$

素因数の和:6342

約数の個数: 16

約数和(自身を含む): 40395600

約数和(自身を除く): 18901976

約数列:

[1, 2, 4, 8, 457, 914, 1828, 3656, 5879, 11758, 23516, 47032, 2686703, 5373406, 10746812, 21493624]

約数ペア:

[(1, 21493624), (2, 10746812), (4, 5373406), (8, 2686703), (457, 47032), (914, 23516), (1828, 11758), (3656, 5879)]