21468874

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52879}}^1$

素因数の和:52917

約数の個数: 16

約数和(自身を含む): 38073600

約数和(自身を除く): 16604726

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 52879, 105758, 370153, 740306, 1533491, 3066982, 10734437, 21468874]

約数ペア:

[(1, 21468874), (2, 10734437), (7, 3066982), (14, 1533491), (29, 740306), (58, 370153), (203, 105758), (406, 52879)]