21687246

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9059}}^1$

素因数の和:9093

約数の個数: 48

約数和(自身を含む): 56534400

約数和(自身を除く): 34847154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 9059, 18118, 27177, 54354, 63413, 81531, 126826, 163062, 172121, 190239, 344242, 380478, 516363, 570717, 1032726, 1141434, 1204847, 1549089, 2409694, 3098178, 3614541, 7229082, 10843623, 21687246]

約数ペア:

[(1, 21687246), (2, 10843623), (3, 7229082), (6, 3614541), (7, 3098178), (9, 2409694), (14, 1549089), (18, 1204847), (19, 1141434), (21, 1032726), (38, 570717), (42, 516363), (57, 380478), (63, 344242), (114, 190239), (126, 172121), (133, 163062), (171, 126826), (266, 81531), (342, 63413), (399, 54354), (798, 27177), (1197, 18118), (2394, 9059)]