21752784

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{5209}}^1$

素因数の和:5252

約数の個数: 60

約数和(自身を含む): 62988900

約数和(自身を除く): 41236116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 5209, 10418, 15627, 20836, 31254, 41672, 46881, 62508, 83344, 93762, 125016, 151061, 187524, 250032, 302122, 375048, 453183, 604244, 750096, 906366, 1208488, 1359549, 1812732, 2416976, 2719098, 3625464, 5438196, 7250928, 10876392, 21752784]

約数ペア:

[(1, 21752784), (2, 10876392), (3, 7250928), (4, 5438196), (6, 3625464), (8, 2719098), (9, 2416976), (12, 1812732), (16, 1359549), (18, 1208488), (24, 906366), (29, 750096), (36, 604244), (48, 453183), (58, 375048), (72, 302122), (87, 250032), (116, 187524), (144, 151061), (174, 125016), (232, 93762), (261, 83344), (348, 62508), (464, 46881), (522, 41672), (696, 31254), (1044, 20836), (1392, 15627), (2088, 10418), (4176, 5209)]