21263412

素因数分解:

$2^2\times 3^1\times {\mathrm{419}}^1\times {\mathrm{4229}}^1$

素因数の和:4655

約数の個数: 24

約数和(自身を含む): 49744800

約数和(自身を除く): 28481388

約数列:

[1, 2, 3, 4, 6, 12, 419, 838, 1257, 1676, 2514, 4229, 5028, 8458, 12687, 16916, 25374, 50748, 1771951, 3543902, 5315853, 7087804, 10631706, 21263412]

約数ペア:

[(1, 21263412), (2, 10631706), (3, 7087804), (4, 5315853), (6, 3543902), (12, 1771951), (419, 50748), (838, 25374), (1257, 16916), (1676, 12687), (2514, 8458), (4229, 5028)]