21924340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26737}}^1$

素因数の和:26787

約数の個数: 24

約数和(自身を含む): 47165832

約数和(自身を除く): 25241492

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 26737, 53474, 106948, 133685, 267370, 534740, 1096217, 2192434, 4384868, 5481085, 10962170, 21924340]

約数ペア:

[(1, 21924340), (2, 10962170), (4, 5481085), (5, 4384868), (10, 2192434), (20, 1096217), (41, 534740), (82, 267370), (164, 133685), (205, 106948), (410, 53474), (820, 26737)]