21470480072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157871177}}^1$

素因数の和:157871200

約数の個数: 16

約数和(自身を含む): 42625218060

約数和(自身を除く): 21154737988

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157871177, 315742354, 631484708, 1262969416, 2683810009, 5367620018, 10735240036, 21470480072]

約数ペア:

[(1, 21470480072), (2, 10735240036), (4, 5367620018), (8, 2683810009), (17, 1262969416), (34, 631484708), (68, 315742354), (136, 157871177)]