21396138

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3109}}^1$

素因数の和:3182

約数の個数: 32

約数和(自身を含む): 45381120

約数和(自身を除く): 23984982

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 93, 111, 186, 222, 1147, 2294, 3109, 3441, 6218, 6882, 9327, 18654, 96379, 115033, 192758, 230066, 289137, 345099, 578274, 690198, 3566023, 7132046, 10698069, 21396138]

約数ペア:

[(1, 21396138), (2, 10698069), (3, 7132046), (6, 3566023), (31, 690198), (37, 578274), (62, 345099), (74, 289137), (93, 230066), (111, 192758), (186, 115033), (222, 96379), (1147, 18654), (2294, 9327), (3109, 6882), (3441, 6218)]