21267588

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 50916096

約数和(自身を除く): 29648508

約数列:

[1, 2, 3, 4, 6, 12, 83, 131, 163, 166, 249, 262, 326, 332, 393, 489, 498, 524, 652, 786, 978, 996, 1572, 1956, 10873, 13529, 21353, 21746, 27058, 32619, 40587, 42706, 43492, 54116, 64059, 65238, 81174, 85412, 128118, 130476, 162348, 256236, 1772299, 3544598, 5316897, 7089196, 10633794, 21267588]

約数ペア:

[(1, 21267588), (2, 10633794), (3, 7089196), (4, 5316897), (6, 3544598), (12, 1772299), (83, 256236), (131, 162348), (163, 130476), (166, 128118), (249, 85412), (262, 81174), (326, 65238), (332, 64059), (393, 54116), (489, 43492), (498, 42706), (524, 40587), (652, 32619), (786, 27058), (978, 21746), (996, 21353), (1572, 13529), (1956, 10873)]