9921513

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^2$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 15665728

約数和(自身を除く): 5744215

約数列:

[1, 3, 7, 21, 37, 111, 113, 259, 339, 777, 791, 2373, 4181, 12543, 12769, 29267, 38307, 87801, 89383, 268149, 472453, 1417359, 3307171, 9921513]

約数ペア:

[(1, 9921513), (3, 3307171), (7, 1417359), (21, 472453), (37, 268149), (111, 89383), (113, 87801), (259, 38307), (339, 29267), (777, 12769), (791, 12543), (2373, 4181)]