21573468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1451}}^1$

素因数の和:1527

約数の個数: 72

約数和(自身を含む): 63423360

約数和(自身を除く): 41849892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1451, 1652, 2124, 2478, 2902, 3717, 4353, 4956, 5804, 7434, 8706, 10157, 13059, 14868, 17412, 20314, 26118, 30471, 40628, 52236, 60942, 85609, 91413, 121884, 171218, 182826, 256827, 342436, 365652, 513654, 599263, 770481, 1027308, 1198526, 1540962, 1797789, 2397052, 3081924, 3595578, 5393367, 7191156, 10786734, 21573468]

約数ペア:

[(1, 21573468), (2, 10786734), (3, 7191156), (4, 5393367), (6, 3595578), (7, 3081924), (9, 2397052), (12, 1797789), (14, 1540962), (18, 1198526), (21, 1027308), (28, 770481), (36, 599263), (42, 513654), (59, 365652), (63, 342436), (84, 256827), (118, 182826), (126, 171218), (177, 121884), (236, 91413), (252, 85609), (354, 60942), (413, 52236), (531, 40628), (708, 30471), (826, 26118), (1062, 20314), (1239, 17412), (1451, 14868), (1652, 13059), (2124, 10157), (2478, 8706), (2902, 7434), (3717, 5804), (4353, 4956)]