21696364

素因数分解:

$2^2\times {\mathrm{1031}}^1\times {\mathrm{5261}}^1$

素因数の和:6296

約数の個数: 12

約数和(自身を含む): 38012688

約数和(自身を除く): 16316324

約数列:

[1, 2, 4, 1031, 2062, 4124, 5261, 10522, 21044, 5424091, 10848182, 21696364]

約数ペア:

[(1, 21696364), (2, 10848182), (4, 5424091), (1031, 21044), (2062, 10522), (4124, 5261)]