21876267

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2417}}^1$

素因数の和:2858

約数の個数: 16

約数和(自身を含む): 33426432

約数和(自身を除く): 11550165

約数列:

[1, 3, 7, 21, 431, 1293, 2417, 3017, 7251, 9051, 16919, 50757, 1041727, 3125181, 7292089, 21876267]

約数ペア:

[(1, 21876267), (3, 7292089), (7, 3125181), (21, 1041727), (431, 50757), (1293, 16919), (2417, 9051), (3017, 7251)]