21638241008

素因数分解:

$2^4\times {\mathrm{22259}}^1\times {\mathrm{60757}}^1$

素因数の和:83024

約数の個数: 20

約数和(自身を含む): 41926665480

約数和(自身を除く): 20288424472

約数列:

[1, 2, 4, 8, 16, 22259, 44518, 60757, 89036, 121514, 178072, 243028, 356144, 486056, 972112, 1352390063, 2704780126, 5409560252, 10819120504, 21638241008]

約数ペア:

[(1, 21638241008), (2, 10819120504), (4, 5409560252), (8, 2704780126), (16, 1352390063), (22259, 972112), (44518, 486056), (60757, 356144), (89036, 243028), (121514, 178072)]