21904482

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{8713}}^1$

素因数の和:9137

約数の個数: 16

約数和(自身を含む): 43918560

約数和(自身を除く): 22014078

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 8713, 17426, 26139, 52278, 3650747, 7301494, 10952241, 21904482]

約数ペア:

[(1, 21904482), (2, 10952241), (3, 7301494), (6, 3650747), (419, 52278), (838, 26139), (1257, 17426), (2514, 8713)]