21401406

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91459}}^1$

素因数の和:91480

約数の個数: 24

約数和(自身を含む): 49937160

約数和(自身を除く): 28535754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91459, 182918, 274377, 548754, 823131, 1188967, 1646262, 2377934, 3566901, 7133802, 10700703, 21401406]

約数ペア:

[(1, 21401406), (2, 10700703), (3, 7133802), (6, 3566901), (9, 2377934), (13, 1646262), (18, 1188967), (26, 823131), (39, 548754), (78, 274377), (117, 182918), (234, 91459)]