21687073

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 23288832

約数和(自身を除く): 1601759

約数列:

[1, 31, 41, 113, 151, 1271, 3503, 4633, 4681, 6191, 17063, 143623, 191921, 528953, 699583, 21687073]

約数ペア:

[(1, 21687073), (31, 699583), (41, 528953), (113, 191921), (151, 143623), (1271, 17063), (3503, 6191), (4633, 4681)]