21398889618

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13357609}}^1$

素因数の和:13357706

約数の個数: 24

約数和(自身を含む): 46885211100

約数和(自身を除く): 25486321482

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13357609, 26715218, 40072827, 80145654, 120218481, 240436962, 1188827201, 2377654402, 3566481603, 7132963206, 10699444809, 21398889618]

約数ペア:

[(1, 21398889618), (2, 10699444809), (3, 7132963206), (6, 3566481603), (9, 2377654402), (18, 1188827201), (89, 240436962), (178, 120218481), (267, 80145654), (534, 40072827), (801, 26715218), (1602, 13357609)]