21167293568

素因数分解:

$2^7\times {\mathrm{313}}^1\times {\mathrm{479}}^1\times {\mathrm{1103}}^1$

素因数の和:1909

約数の個数: 64

約数和(自身を含む): 42430694400

約数和(自身を除く): 21263400832

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 313, 479, 626, 958, 1103, 1252, 1916, 2206, 2504, 3832, 4412, 5008, 7664, 8824, 10016, 15328, 17648, 20032, 30656, 35296, 40064, 61312, 70592, 141184, 149927, 299854, 345239, 528337, 599708, 690478, 1056674, 1199416, 1380956, 2113348, 2398832, 2761912, 4226696, 4797664, 5523824, 8453392, 9595328, 11047648, 16906784, 19190656, 22095296, 33813568, 44190592, 67627136, 165369481, 330738962, 661477924, 1322955848, 2645911696, 5291823392, 10583646784, 21167293568]

約数ペア:

[(1, 21167293568), (2, 10583646784), (4, 5291823392), (8, 2645911696), (16, 1322955848), (32, 661477924), (64, 330738962), (128, 165369481), (313, 67627136), (479, 44190592), (626, 33813568), (958, 22095296), (1103, 19190656), (1252, 16906784), (1916, 11047648), (2206, 9595328), (2504, 8453392), (3832, 5523824), (4412, 4797664), (5008, 4226696), (7664, 2761912), (8824, 2398832), (10016, 2113348), (15328, 1380956), (17648, 1199416), (20032, 1056674), (30656, 690478), (35296, 599708), (40064, 528337), (61312, 345239), (70592, 299854), (141184, 149927)]