21694846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1801}}^1$

素因数の和:2139

約数の個数: 16

約数和(自身を含む): 34382160

約数和(自身を除く): 12687314

約数列:

[1, 2, 19, 38, 317, 634, 1801, 3602, 6023, 12046, 34219, 68438, 570917, 1141834, 10847423, 21694846]

約数ペア:

[(1, 21694846), (2, 10847423), (19, 1141834), (38, 570917), (317, 68438), (634, 34219), (1801, 12046), (3602, 6023)]