21430480072

素因数分解:

$2^3\times {\mathrm{683}}^1\times {\mathrm{3922123}}^1$

素因数の和:3922812

約数の個数: 16

約数和(自身を含む): 40240992240

約数和(自身を除く): 18810512168

約数列:

[1, 2, 4, 8, 683, 1366, 2732, 5464, 3922123, 7844246, 15688492, 31376984, 2678810009, 5357620018, 10715240036, 21430480072]

約数ペア:

[(1, 21430480072), (2, 10715240036), (4, 5357620018), (8, 2678810009), (683, 31376984), (1366, 15688492), (2732, 7844246), (5464, 3922123)]