21462812

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20717}}^1$

素因数の和:20765

約数の個数: 24

約数和(自身を含む): 44087904

約数和(自身を除く): 22625092

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20717, 41434, 82868, 145019, 290038, 580076, 766529, 1533058, 3066116, 5365703, 10731406, 21462812]

約数ペア:

[(1, 21462812), (2, 10731406), (4, 5365703), (7, 3066116), (14, 1533058), (28, 766529), (37, 580076), (74, 290038), (148, 145019), (259, 82868), (518, 41434), (1036, 20717)]