21352932

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 56642040

約数和(自身を除く): 35289108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 113, 116, 174, 181, 226, 261, 339, 348, 362, 452, 522, 543, 678, 724, 1017, 1044, 1086, 1356, 1629, 2034, 2172, 3258, 3277, 4068, 5249, 6516, 6554, 9831, 10498, 13108, 15747, 19662, 20453, 20996, 29493, 31494, 39324, 40906, 47241, 58986, 61359, 62988, 81812, 94482, 117972, 122718, 184077, 188964, 245436, 368154, 593137, 736308, 1186274, 1779411, 2372548, 3558822, 5338233, 7117644, 10676466, 21352932]

約数ペア:

[(1, 21352932), (2, 10676466), (3, 7117644), (4, 5338233), (6, 3558822), (9, 2372548), (12, 1779411), (18, 1186274), (29, 736308), (36, 593137), (58, 368154), (87, 245436), (113, 188964), (116, 184077), (174, 122718), (181, 117972), (226, 94482), (261, 81812), (339, 62988), (348, 61359), (362, 58986), (452, 47241), (522, 40906), (543, 39324), (678, 31494), (724, 29493), (1017, 20996), (1044, 20453), (1086, 19662), (1356, 15747), (1629, 13108), (2034, 10498), (2172, 9831), (3258, 6554), (3277, 6516), (4068, 5249)]