21000355024

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{139883}}^1$

素因数の和:140755

約数の個数: 40

約数和(自身を含む): 44439468192

約数和(自身を除く): 23439113168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 853, 1706, 3412, 6824, 9383, 13648, 18766, 37532, 75064, 139883, 150128, 279766, 559532, 1119064, 1538713, 2238128, 3077426, 6154852, 12309704, 24619408, 119320199, 238640398, 477280796, 954561592, 1312522189, 1909123184, 2625044378, 5250088756, 10500177512, 21000355024]

約数ペア:

[(1, 21000355024), (2, 10500177512), (4, 5250088756), (8, 2625044378), (11, 1909123184), (16, 1312522189), (22, 954561592), (44, 477280796), (88, 238640398), (176, 119320199), (853, 24619408), (1706, 12309704), (3412, 6154852), (6824, 3077426), (9383, 2238128), (13648, 1538713), (18766, 1119064), (37532, 559532), (75064, 279766), (139883, 150128)]