21821202477

素因数分解:

$3^2\times {\mathrm{383}}^1\times {\mathrm{6330491}}^1$

素因数の和:6330880

約数の個数: 12

約数和(自身を含む): 31601816064

約数和(自身を除く): 9780613587

約数列:

[1, 3, 9, 383, 1149, 3447, 6330491, 18991473, 56974419, 2424578053, 7273734159, 21821202477]

約数ペア:

[(1, 21821202477), (3, 7273734159), (9, 2424578053), (383, 56974419), (1149, 18991473), (3447, 6330491)]