21003322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1231}}^1$

素因数の和:1701

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 12260678

約数列:

[1, 2, 19, 38, 449, 898, 1231, 2462, 8531, 17062, 23389, 46778, 552719, 1105438, 10501661, 21003322]

約数ペア:

[(1, 21003322), (2, 10501661), (19, 1105438), (38, 552719), (449, 46778), (898, 23389), (1231, 17062), (2462, 8531)]