21941661

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5147}}^1$

素因数の和:5193

約数の個数: 24

約数和(自身を含む): 35212320

約数和(自身を除く): 13270659

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 5147, 15441, 36029, 108087, 149263, 252203, 447789, 756609, 1044841, 3134523, 7313887, 21941661]

約数ペア:

[(1, 21941661), (3, 7313887), (7, 3134523), (21, 1044841), (29, 756609), (49, 447789), (87, 252203), (147, 149263), (203, 108087), (609, 36029), (1421, 15441), (4263, 5147)]