21302874

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{6841}}^1$

素因数の和:7022

約数の個数: 24

約数和(自身を含む): 46429812

約数和(自身を除く): 25126938

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 6841, 13682, 20523, 41046, 61569, 123138, 1183493, 2366986, 3550479, 7100958, 10651437, 21302874]

約数ペア:

[(1, 21302874), (2, 10651437), (3, 7100958), (6, 3550479), (9, 2366986), (18, 1183493), (173, 123138), (346, 61569), (519, 41046), (1038, 20523), (1557, 13682), (3114, 6841)]