21377892

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43451}}^1$

素因数の和:43499

約数の個数: 24

約数和(自身を含む): 51099552

約数和(自身を除く): 29721660

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43451, 86902, 130353, 173804, 260706, 521412, 1781491, 3562982, 5344473, 7125964, 10688946, 21377892]

約数ペア:

[(1, 21377892), (2, 10688946), (3, 7125964), (4, 5344473), (6, 3562982), (12, 1781491), (41, 521412), (82, 260706), (123, 173804), (164, 130353), (246, 86902), (492, 43451)]