21044362

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1747}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 33351840

約数和(自身を除く): 12307478

約数列:

[1, 2, 19, 38, 317, 634, 1747, 3494, 6023, 12046, 33193, 66386, 553799, 1107598, 10522181, 21044362]

約数ペア:

[(1, 21044362), (2, 10522181), (19, 1107598), (38, 553799), (317, 66386), (634, 33193), (1747, 12046), (3494, 6023)]