21340968

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 58622400

約数和(自身を除く): 37281432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 229, 264, 353, 458, 687, 706, 916, 1059, 1374, 1412, 1832, 2118, 2519, 2748, 2824, 3883, 4236, 5038, 5496, 7557, 7766, 8472, 10076, 11649, 15114, 15532, 20152, 23298, 30228, 31064, 46596, 60456, 80837, 93192, 161674, 242511, 323348, 485022, 646696, 889207, 970044, 1778414, 1940088, 2667621, 3556828, 5335242, 7113656, 10670484, 21340968]

約数ペア:

[(1, 21340968), (2, 10670484), (3, 7113656), (4, 5335242), (6, 3556828), (8, 2667621), (11, 1940088), (12, 1778414), (22, 970044), (24, 889207), (33, 646696), (44, 485022), (66, 323348), (88, 242511), (132, 161674), (229, 93192), (264, 80837), (353, 60456), (458, 46596), (687, 31064), (706, 30228), (916, 23298), (1059, 20152), (1374, 15532), (1412, 15114), (1832, 11649), (2118, 10076), (2519, 8472), (2748, 7766), (2824, 7557), (3883, 5496), (4236, 5038)]