21000611518

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2522293}}^1$

素因数の和:2522499

約数の個数: 16

約数和(自身を含む): 33052140576

約数和(自身を除く): 12051529058

約数列:

[1, 2, 23, 46, 181, 362, 4163, 8326, 2522293, 5044586, 58012739, 116025478, 456535033, 913070066, 10500305759, 21000611518]

約数ペア:

[(1, 21000611518), (2, 10500305759), (23, 913070066), (46, 456535033), (181, 116025478), (362, 58012739), (4163, 5044586), (8326, 2522293)]