21393396

素因数分解:

$2^2\times 3^4\times {\mathrm{66029}}^1$

素因数の和:66045

約数の個数: 30

約数和(自身を含む): 55927410

約数和(自身を除く): 34534014

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66029, 132058, 198087, 264116, 396174, 594261, 792348, 1188522, 1782783, 2377044, 3565566, 5348349, 7131132, 10696698, 21393396]

約数ペア:

[(1, 21393396), (2, 10696698), (3, 7131132), (4, 5348349), (6, 3565566), (9, 2377044), (12, 1782783), (18, 1188522), (27, 792348), (36, 594261), (54, 396174), (81, 264116), (108, 198087), (162, 132058), (324, 66029)]