21026989079

素因数分解:

${\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{39901}}^1$

素因数の和:40178

約数の個数: 16

約数和(自身を含む): 21909070944

約数和(自身を除く): 882081865

約数列:

[1, 53, 61, 163, 3233, 8639, 9943, 39901, 526979, 2114753, 2433961, 6503863, 128999933, 344704739, 396735643, 21026989079]

約数ペア:

[(1, 21026989079), (53, 396735643), (61, 344704739), (163, 128999933), (3233, 6503863), (8639, 2433961), (9943, 2114753), (39901, 526979)]