21167772730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{5101}}^1$

素因数の和:5491

約数の個数: 64

約数和(自身を含む): 41517953568

約数和(自身を除く): 20350180838

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 233, 274, 466, 685, 1165, 1370, 1781, 2330, 3029, 3562, 5101, 6058, 8905, 10202, 15145, 17810, 25505, 30290, 31921, 51010, 63842, 66313, 132626, 159605, 319210, 331565, 414973, 663130, 698837, 829946, 1188533, 1397674, 2074865, 2377066, 3494185, 4149730, 5942665, 6988370, 9084881, 11885330, 15450929, 18169762, 30901858, 45424405, 77254645, 90848810, 154509290, 162829021, 325658042, 814145105, 1628290210, 2116777273, 4233554546, 10583886365, 21167772730]

約数ペア:

[(1, 21167772730), (2, 10583886365), (5, 4233554546), (10, 2116777273), (13, 1628290210), (26, 814145105), (65, 325658042), (130, 162829021), (137, 154509290), (233, 90848810), (274, 77254645), (466, 45424405), (685, 30901858), (1165, 18169762), (1370, 15450929), (1781, 11885330), (2330, 9084881), (3029, 6988370), (3562, 5942665), (5101, 4149730), (6058, 3494185), (8905, 2377066), (10202, 2074865), (15145, 1397674), (17810, 1188533), (25505, 829946), (30290, 698837), (31921, 663130), (51010, 414973), (63842, 331565), (66313, 319210), (132626, 159605)]