21146482

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{8731}}^1$

素因数の和:8913

約数の個数: 16

約数和(自身を含む): 36464832

約数和(自身を除く): 15318350

約数列:

[1, 2, 7, 14, 173, 346, 1211, 2422, 8731, 17462, 61117, 122234, 1510463, 3020926, 10573241, 21146482]

約数ペア:

[(1, 21146482), (2, 10573241), (7, 3020926), (14, 1510463), (173, 122234), (346, 61117), (1211, 17462), (2422, 8731)]