21492583208

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{40098103}}^1$

素因数の和:40098176

約数の個数: 16

約数和(自身を含む): 40900066080

約数和(自身を除く): 19407482872

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 40098103, 80196206, 160392412, 320784824, 2686572901, 5373145802, 10746291604, 21492583208]

約数ペア:

[(1, 21492583208), (2, 10746291604), (4, 5373145802), (8, 2686572901), (67, 320784824), (134, 160392412), (268, 80196206), (536, 40098103)]