21130096

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 47496960

約数和(自身を除く): 26366864

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 31, 52, 58, 62, 104, 113, 116, 124, 208, 226, 232, 248, 377, 403, 452, 464, 496, 754, 806, 899, 904, 1469, 1508, 1612, 1798, 1808, 2938, 3016, 3224, 3277, 3503, 3596, 5876, 6032, 6448, 6554, 7006, 7192, 11687, 11752, 13108, 14012, 14384, 23374, 23504, 26216, 28024, 42601, 45539, 46748, 52432, 56048, 85202, 91078, 93496, 101587, 170404, 182156, 186992, 203174, 340808, 364312, 406348, 681616, 728624, 812696, 1320631, 1625392, 2641262, 5282524, 10565048, 21130096]

約数ペア:

[(1, 21130096), (2, 10565048), (4, 5282524), (8, 2641262), (13, 1625392), (16, 1320631), (26, 812696), (29, 728624), (31, 681616), (52, 406348), (58, 364312), (62, 340808), (104, 203174), (113, 186992), (116, 182156), (124, 170404), (208, 101587), (226, 93496), (232, 91078), (248, 85202), (377, 56048), (403, 52432), (452, 46748), (464, 45539), (496, 42601), (754, 28024), (806, 26216), (899, 23504), (904, 23374), (1469, 14384), (1508, 14012), (1612, 13108), (1798, 11752), (1808, 11687), (2938, 7192), (3016, 7006), (3224, 6554), (3277, 6448), (3503, 6032), (3596, 5876)]