21492656

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{2213}}^1$

素因数の和:2828

約数の個数: 20

約数和(自身を含む): 41729472

約数和(自身を除く): 20236816

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2213, 2428, 4426, 4856, 8852, 9712, 17704, 35408, 1343291, 2686582, 5373164, 10746328, 21492656]

約数ペア:

[(1, 21492656), (2, 10746328), (4, 5373164), (8, 2686582), (16, 1343291), (607, 35408), (1214, 17704), (2213, 9712), (2428, 8852), (4426, 4856)]