22039210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21821}}^1$

素因数の和:21929

約数の個数: 16

約数和(自身を含む): 40065192

約数和(自身を除く): 18025982

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 21821, 43642, 109105, 218210, 2203921, 4407842, 11019605, 22039210]

約数ペア:

[(1, 22039210), (2, 11019605), (5, 4407842), (10, 2203921), (101, 218210), (202, 109105), (505, 43642), (1010, 21821)]