21008824

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84713}}^1$

素因数の和:84750

約数の個数: 16

約数和(自身を含む): 40662720

約数和(自身を除く): 19653896

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84713, 169426, 338852, 677704, 2626103, 5252206, 10504412, 21008824]

約数ペア:

[(1, 21008824), (2, 10504412), (4, 5252206), (8, 2626103), (31, 677704), (62, 338852), (124, 169426), (248, 84713)]