21770661

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1613}}^1$

素因数の和:2036

約数の個数: 16

約数和(自身を含む): 31763520

約数和(自身を除く): 9992859

約数列:

[1, 3, 11, 33, 409, 1227, 1613, 4499, 4839, 13497, 17743, 53229, 659717, 1979151, 7256887, 21770661]

約数ペア:

[(1, 21770661), (3, 7256887), (11, 1979151), (33, 659717), (409, 53229), (1227, 17743), (1613, 13497), (4499, 4839)]