21461439972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255493333}}^1$

素因数の和:255493347

約数の個数: 24

約数和(自身を含む): 57230506816

約数和(自身を除く): 35769066844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255493333, 510986666, 766479999, 1021973332, 1532959998, 1788453331, 3065919996, 3576906662, 5365359993, 7153813324, 10730719986, 21461439972]

約数ペア:

[(1, 21461439972), (2, 10730719986), (3, 7153813324), (4, 5365359993), (6, 3576906662), (7, 3065919996), (12, 1788453331), (14, 1532959998), (21, 1021973332), (28, 766479999), (42, 510986666), (84, 255493333)]