21832293

素因数分解:

$3^1\times 7^5\times {\mathrm{433}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 34039488

約数和(自身を除く): 12207195

約数列:

[1, 3, 7, 21, 49, 147, 343, 433, 1029, 1299, 2401, 3031, 7203, 9093, 16807, 21217, 50421, 63651, 148519, 445557, 1039633, 3118899, 7277431, 21832293]

約数ペア:

[(1, 21832293), (3, 7277431), (7, 3118899), (21, 1039633), (49, 445557), (147, 148519), (343, 63651), (433, 50421), (1029, 21217), (1299, 16807), (2401, 9093), (3031, 7203)]