21267632

素因数分解:

$2^4\times {\mathrm{743}}^1\times {\mathrm{1789}}^1$

素因数の和:2540

約数の個数: 20

約数和(自身を含む): 41284560

約数和(自身を除く): 20016928

約数列:

[1, 2, 4, 8, 16, 743, 1486, 1789, 2972, 3578, 5944, 7156, 11888, 14312, 28624, 1329227, 2658454, 5316908, 10633816, 21267632]

約数ペア:

[(1, 21267632), (2, 10633816), (4, 5316908), (8, 2658454), (16, 1329227), (743, 28624), (1486, 14312), (1789, 11888), (2972, 7156), (3578, 5944)]