21802308

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 55776000

約数和(自身を除く): 33973692

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 331, 499, 662, 993, 998, 1324, 1497, 1986, 1996, 2994, 3641, 3972, 5489, 5988, 7282, 10923, 10978, 14564, 16467, 21846, 21956, 32934, 43692, 65868, 165169, 330338, 495507, 660676, 991014, 1816859, 1982028, 3633718, 5450577, 7267436, 10901154, 21802308]

約数ペア:

[(1, 21802308), (2, 10901154), (3, 7267436), (4, 5450577), (6, 3633718), (11, 1982028), (12, 1816859), (22, 991014), (33, 660676), (44, 495507), (66, 330338), (132, 165169), (331, 65868), (499, 43692), (662, 32934), (993, 21956), (998, 21846), (1324, 16467), (1497, 14564), (1986, 10978), (1996, 10923), (2994, 7282), (3641, 5988), (3972, 5489)]