21339384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80831}}^1$

素因数の和:80851

約数の個数: 32

約数和(自身を含む): 58199040

約数和(自身を除く): 36859656

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80831, 161662, 242493, 323324, 484986, 646648, 889141, 969972, 1778282, 1939944, 2667423, 3556564, 5334846, 7113128, 10669692, 21339384]

約数ペア:

[(1, 21339384), (2, 10669692), (3, 7113128), (4, 5334846), (6, 3556564), (8, 2667423), (11, 1939944), (12, 1778282), (22, 969972), (24, 889141), (33, 646648), (44, 484986), (66, 323324), (88, 242493), (132, 161662), (264, 80831)]