21865472

素因数分解:

$2^{10}\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:314

約数の個数: 44

約数和(自身を含む): 44313456

約数和(自身を除く): 22447984

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 163, 256, 262, 326, 512, 524, 652, 1024, 1048, 1304, 2096, 2608, 4192, 5216, 8384, 10432, 16768, 20864, 21353, 33536, 41728, 42706, 67072, 83456, 85412, 134144, 166912, 170824, 341648, 683296, 1366592, 2733184, 5466368, 10932736, 21865472]

約数ペア:

[(1, 21865472), (2, 10932736), (4, 5466368), (8, 2733184), (16, 1366592), (32, 683296), (64, 341648), (128, 170824), (131, 166912), (163, 134144), (256, 85412), (262, 83456), (326, 67072), (512, 42706), (524, 41728), (652, 33536), (1024, 21353), (1048, 20864), (1304, 16768), (2096, 10432), (2608, 8384), (4192, 5216)]