21412592

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{3371}}^1$

素因数の和:3776

約数の個数: 20

約数和(自身を含む): 41603736

約数和(自身を除く): 20191144

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 3371, 6352, 6742, 13484, 26968, 53936, 1338287, 2676574, 5353148, 10706296, 21412592]

約数ペア:

[(1, 21412592), (2, 10706296), (4, 5353148), (8, 2676574), (16, 1338287), (397, 53936), (794, 26968), (1588, 13484), (3176, 6742), (3371, 6352)]