21895010

素因数分解:

$2^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{9397}}^1$

素因数の和:9637

約数の個数: 16

約数和(自身を含む): 39584376

約数和(自身を除く): 17689366

約数列:

[1, 2, 5, 10, 233, 466, 1165, 2330, 9397, 18794, 46985, 93970, 2189501, 4379002, 10947505, 21895010]

約数ペア:

[(1, 21895010), (2, 10947505), (5, 4379002), (10, 2189501), (233, 93970), (466, 46985), (1165, 18794), (2330, 9397)]