21461916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255499}}^1$

素因数の和:255513

約数の個数: 24

約数和(自身を含む): 57232000

約数和(自身を除く): 35770084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255499, 510998, 766497, 1021996, 1532994, 1788493, 3065988, 3576986, 5365479, 7153972, 10730958, 21461916]

約数ペア:

[(1, 21461916), (2, 10730958), (3, 7153972), (4, 5365479), (6, 3576986), (7, 3065988), (12, 1788493), (14, 1532994), (21, 1021996), (28, 766497), (42, 510998), (84, 255499)]