21942792

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 65664000

約数和(自身を除く): 43721208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 31, 36, 54, 58, 62, 72, 87, 93, 108, 113, 116, 124, 174, 186, 216, 226, 232, 248, 261, 279, 339, 348, 372, 452, 522, 558, 678, 696, 744, 783, 837, 899, 904, 1017, 1044, 1116, 1356, 1566, 1674, 1798, 2034, 2088, 2232, 2697, 2712, 3051, 3132, 3277, 3348, 3503, 3596, 4068, 5394, 6102, 6264, 6554, 6696, 7006, 7192, 8091, 8136, 9831, 10509, 10788, 12204, 13108, 14012, 16182, 19662, 21018, 21576, 24273, 24408, 26216, 28024, 29493, 31527, 32364, 39324, 42036, 48546, 58986, 63054, 64728, 78648, 84072, 88479, 94581, 97092, 101587, 117972, 126108, 176958, 189162, 194184, 203174, 235944, 252216, 304761, 353916, 378324, 406348, 609522, 707832, 756648, 812696, 914283, 1219044, 1828566, 2438088, 2742849, 3657132, 5485698, 7314264, 10971396, 21942792]

約数ペア:

[(1, 21942792), (2, 10971396), (3, 7314264), (4, 5485698), (6, 3657132), (8, 2742849), (9, 2438088), (12, 1828566), (18, 1219044), (24, 914283), (27, 812696), (29, 756648), (31, 707832), (36, 609522), (54, 406348), (58, 378324), (62, 353916), (72, 304761), (87, 252216), (93, 235944), (108, 203174), (113, 194184), (116, 189162), (124, 176958), (174, 126108), (186, 117972), (216, 101587), (226, 97092), (232, 94581), (248, 88479), (261, 84072), (279, 78648), (339, 64728), (348, 63054), (372, 58986), (452, 48546), (522, 42036), (558, 39324), (678, 32364), (696, 31527), (744, 29493), (783, 28024), (837, 26216), (899, 24408), (904, 24273), (1017, 21576), (1044, 21018), (1116, 19662), (1356, 16182), (1566, 14012), (1674, 13108), (1798, 12204), (2034, 10788), (2088, 10509), (2232, 9831), (2697, 8136), (2712, 8091), (3051, 7192), (3132, 7006), (3277, 6696), (3348, 6554), (3503, 6264), (3596, 6102), (4068, 5394)]