21298021332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253547873}}^1$

素因数の和:253547887

約数の個数: 24

約数和(自身を含む): 56794723776

約数和(自身を除く): 35496702444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253547873, 507095746, 760643619, 1014191492, 1521287238, 1774835111, 3042574476, 3549670222, 5324505333, 7099340444, 10649010666, 21298021332]

約数ペア:

[(1, 21298021332), (2, 10649010666), (3, 7099340444), (4, 5324505333), (6, 3549670222), (7, 3042574476), (12, 1774835111), (14, 1521287238), (21, 1014191492), (28, 760643619), (42, 507095746), (84, 253547873)]