21475566

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170441}}^1$

素因数の和:170456

約数の個数: 24

約数和(自身を含む): 53177904

約数和(自身を除く): 31702338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170441, 340882, 511323, 1022646, 1193087, 1533969, 2386174, 3067938, 3579261, 7158522, 10737783, 21475566]

約数ペア:

[(1, 21475566), (2, 10737783), (3, 7158522), (6, 3579261), (7, 3067938), (9, 2386174), (14, 1533969), (18, 1193087), (21, 1022646), (42, 511323), (63, 340882), (126, 170441)]