21419502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{274609}}^1$

素因数の和:274627

約数の個数: 16

約数和(自身を含む): 46134480

約数和(自身を除く): 24714978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 274609, 549218, 823827, 1647654, 3569917, 7139834, 10709751, 21419502]

約数ペア:

[(1, 21419502), (2, 10709751), (3, 7139834), (6, 3569917), (13, 1647654), (26, 823827), (39, 549218), (78, 274609)]