21968538

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{89303}}^1$

素因数の和:89349

約数の個数: 16

約数和(自身を含む): 45009216

約数和(自身を除く): 23040678

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 89303, 178606, 267909, 535818, 3661423, 7322846, 10984269, 21968538]

約数ペア:

[(1, 21968538), (2, 10984269), (3, 7322846), (6, 3661423), (41, 535818), (82, 267909), (123, 178606), (246, 89303)]