21987103826

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{64879}}^1\times {\mathrm{5843}}^1$

素因数の和:70753

約数の個数: 16

約数和(自身を含む): 34124284800

約数和(自身を除く): 12137180974

約数列:

[1, 2, 29, 58, 5843, 11686, 64879, 129758, 169447, 338894, 1881491, 3762982, 379087997, 758175994, 10993551913, 21987103826]

約数ペア:

[(1, 21987103826), (2, 10993551913), (29, 758175994), (58, 379087997), (5843, 3762982), (11686, 1881491), (64879, 338894), (129758, 169447)]