21804333

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{659}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 8133267

約数列:

[1, 3, 41, 123, 269, 659, 807, 1977, 11029, 27019, 33087, 81057, 177271, 531813, 7268111, 21804333]

約数ペア:

[(1, 21804333), (3, 7268111), (41, 531813), (123, 177271), (269, 81057), (659, 33087), (807, 27019), (1977, 11029)]