21507222

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1423}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 47162880

約数和(自身を除く): 25655658

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 229, 458, 687, 1374, 1423, 2519, 2846, 4269, 5038, 7557, 8538, 15114, 15653, 31306, 46959, 93918, 325867, 651734, 977601, 1955202, 3584537, 7169074, 10753611, 21507222]

約数ペア:

[(1, 21507222), (2, 10753611), (3, 7169074), (6, 3584537), (11, 1955202), (22, 977601), (33, 651734), (66, 325867), (229, 93918), (458, 46959), (687, 31306), (1374, 15653), (1423, 15114), (2519, 8538), (2846, 7557), (4269, 5038)]