21937440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6529}}^1$

素因数の和:6554

約数の個数: 96

約数和(自身を含む): 78986880

約数和(自身を除く): 57049440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6529, 13058, 19587, 26116, 32645, 39174, 45703, 52232, 65290, 78348, 91406, 97935, 104464, 130580, 137109, 156696, 182812, 195870, 208928, 228515, 261160, 274218, 313392, 365624, 391740, 457030, 522320, 548436, 626784, 685545, 731248, 783480, 914060, 1044640, 1096872, 1371090, 1462496, 1566960, 1828120, 2193744, 2742180, 3133920, 3656240, 4387488, 5484360, 7312480, 10968720, 21937440]

約数ペア:

[(1, 21937440), (2, 10968720), (3, 7312480), (4, 5484360), (5, 4387488), (6, 3656240), (7, 3133920), (8, 2742180), (10, 2193744), (12, 1828120), (14, 1566960), (15, 1462496), (16, 1371090), (20, 1096872), (21, 1044640), (24, 914060), (28, 783480), (30, 731248), (32, 685545), (35, 626784), (40, 548436), (42, 522320), (48, 457030), (56, 391740), (60, 365624), (70, 313392), (80, 274218), (84, 261160), (96, 228515), (105, 208928), (112, 195870), (120, 182812), (140, 156696), (160, 137109), (168, 130580), (210, 104464), (224, 97935), (240, 91406), (280, 78348), (336, 65290), (420, 52232), (480, 45703), (560, 39174), (672, 32645), (840, 26116), (1120, 19587), (1680, 13058), (3360, 6529)]