20211811

素因数分解:

${\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:350

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 1560989

約数列:

[1, 29, 41, 89, 191, 1189, 2581, 3649, 5539, 7831, 16999, 105821, 227099, 492971, 696959, 20211811]

約数ペア:

[(1, 20211811), (29, 696959), (41, 492971), (89, 227099), (191, 105821), (1189, 16999), (2581, 7831), (3649, 5539)]