21819334

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{9413}}^1$

素因数の和:9495

約数の個数: 16

約数和(自身を含む): 35020080

約数和(自身を除く): 13200746

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 9413, 18826, 178847, 357694, 574193, 1148386, 10909667, 21819334]

約数ペア:

[(1, 21819334), (2, 10909667), (19, 1148386), (38, 574193), (61, 357694), (122, 178847), (1159, 18826), (2318, 9413)]