21648946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{9743}}^1$

素因数の和:9857

約数の個数: 16

約数和(自身を含む): 35779968

約数和(自身を除く): 14131022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 9743, 19486, 107173, 214346, 984043, 1968086, 10824473, 21648946]

約数ペア:

[(1, 21648946), (2, 10824473), (11, 1968086), (22, 984043), (101, 214346), (202, 107173), (1111, 19486), (2222, 9743)]