21283112

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85819}}^1$

素因数の和:85856

約数の個数: 16

約数和(自身を含む): 41193600

約数和(自身を除く): 19910488

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85819, 171638, 343276, 686552, 2660389, 5320778, 10641556, 21283112]

約数ペア:

[(1, 21283112), (2, 10641556), (4, 5320778), (8, 2660389), (31, 686552), (62, 343276), (124, 171638), (248, 85819)]