21859840178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2429411}}^1$

素因数の和:2429833

約数の個数: 16

約数和(自身を含む): 35858121120

約数和(自身を除く): 13998280942

約数列:

[1, 2, 11, 22, 409, 818, 4499, 8998, 2429411, 4858822, 26723521, 53447042, 993629099, 1987258198, 10929920089, 21859840178]

約数ペア:

[(1, 21859840178), (2, 10929920089), (11, 1987258198), (22, 993629099), (409, 53447042), (818, 26723521), (4499, 4858822), (8998, 2429411)]