21298874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5861}}^1$

素因数の和:5965

約数の個数: 16

約数和(自身を含む): 33765120

約数和(自身を除く): 12466246

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5861, 11722, 134803, 269606, 463019, 926038, 10649437, 21298874]

約数ペア:

[(1, 21298874), (2, 10649437), (23, 926038), (46, 463019), (79, 269606), (158, 134803), (1817, 11722), (3634, 5861)]