21202078

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1\times {\mathrm{601}}^1$

素因数の和:1203

約数の個数: 16

約数和(自身を含む): 32941440

約数和(自身を除く): 11739362

約数列:

[1, 2, 31, 62, 569, 601, 1138, 1202, 17639, 18631, 35278, 37262, 341969, 683938, 10601039, 21202078]

約数ペア:

[(1, 21202078), (2, 10601039), (31, 683938), (62, 341969), (569, 37262), (601, 35278), (1138, 18631), (1202, 17639)]