21864360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{26029}}^1$

素因数の和:26050

約数の個数: 64

約数和(自身を含む): 74966400

約数和(自身を除く): 53102040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 26029, 52058, 78087, 104116, 130145, 156174, 182203, 208232, 260290, 312348, 364406, 390435, 520580, 546609, 624696, 728812, 780870, 911015, 1041160, 1093218, 1457624, 1561740, 1822030, 2186436, 2733045, 3123480, 3644060, 4372872, 5466090, 7288120, 10932180, 21864360]

約数ペア:

[(1, 21864360), (2, 10932180), (3, 7288120), (4, 5466090), (5, 4372872), (6, 3644060), (7, 3123480), (8, 2733045), (10, 2186436), (12, 1822030), (14, 1561740), (15, 1457624), (20, 1093218), (21, 1041160), (24, 911015), (28, 780870), (30, 728812), (35, 624696), (40, 546609), (42, 520580), (56, 390435), (60, 364406), (70, 312348), (84, 260290), (105, 208232), (120, 182203), (140, 156174), (168, 130145), (210, 104116), (280, 78087), (420, 52058), (840, 26029)]