20861484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248351}}^1$

素因数の和:248365

約数の個数: 24

約数和(自身を含む): 55630848

約数和(自身を除く): 34769364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248351, 496702, 745053, 993404, 1490106, 1738457, 2980212, 3476914, 5215371, 6953828, 10430742, 20861484]

約数ペア:

[(1, 20861484), (2, 10430742), (3, 6953828), (4, 5215371), (6, 3476914), (7, 2980212), (12, 1738457), (14, 1490106), (21, 993404), (28, 745053), (42, 496702), (84, 248351)]