21831084

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 62309520

約数和(自身を除く): 40478436

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 174, 198, 261, 319, 348, 396, 522, 638, 957, 1044, 1276, 1901, 1914, 2871, 3802, 3828, 5703, 5742, 7604, 11406, 11484, 17109, 20911, 22812, 34218, 41822, 55129, 62733, 68436, 83644, 110258, 125466, 165387, 188199, 220516, 250932, 330774, 376398, 496161, 606419, 661548, 752796, 992322, 1212838, 1819257, 1984644, 2425676, 3638514, 5457771, 7277028, 10915542, 21831084]

約数ペア:

[(1, 21831084), (2, 10915542), (3, 7277028), (4, 5457771), (6, 3638514), (9, 2425676), (11, 1984644), (12, 1819257), (18, 1212838), (22, 992322), (29, 752796), (33, 661548), (36, 606419), (44, 496161), (58, 376398), (66, 330774), (87, 250932), (99, 220516), (116, 188199), (132, 165387), (174, 125466), (198, 110258), (261, 83644), (319, 68436), (348, 62733), (396, 55129), (522, 41822), (638, 34218), (957, 22812), (1044, 20911), (1276, 17109), (1901, 11484), (1914, 11406), (2871, 7604), (3802, 5742), (3828, 5703)]