21264930

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2917}}^1$

素因数の和:2942

約数の個数: 56

約数和(自身を含む): 57408732

約数和(自身を除く): 36143802

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2917, 3645, 5834, 7290, 8751, 14585, 17502, 26253, 29170, 43755, 52506, 78759, 87510, 131265, 157518, 236277, 262530, 393795, 472554, 708831, 787590, 1181385, 1417662, 2126493, 2362770, 3544155, 4252986, 7088310, 10632465, 21264930]

約数ペア:

[(1, 21264930), (2, 10632465), (3, 7088310), (5, 4252986), (6, 3544155), (9, 2362770), (10, 2126493), (15, 1417662), (18, 1181385), (27, 787590), (30, 708831), (45, 472554), (54, 393795), (81, 262530), (90, 236277), (135, 157518), (162, 131265), (243, 87510), (270, 78759), (405, 52506), (486, 43755), (729, 29170), (810, 26253), (1215, 17502), (1458, 14585), (2430, 8751), (2917, 7290), (3645, 5834)]