21103424636

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2473}}^1\times {\mathrm{8237}}^1$

素因数の和:10758

約数の個数: 48

約数和(自身を含む): 43370367936

約数和(自身を除く): 22266943300

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 2473, 4946, 8237, 9892, 16474, 17311, 32948, 34622, 57659, 69244, 91501, 115318, 183002, 230636, 304769, 366004, 609538, 640507, 1219076, 1281014, 2133383, 2562028, 4266766, 8533532, 20370101, 40740202, 81480404, 142590707, 285181414, 570362828, 753693737, 1507387474, 3014774948, 5275856159, 10551712318, 21103424636]

約数ペア:

[(1, 21103424636), (2, 10551712318), (4, 5275856159), (7, 3014774948), (14, 1507387474), (28, 753693737), (37, 570362828), (74, 285181414), (148, 142590707), (259, 81480404), (518, 40740202), (1036, 20370101), (2473, 8533532), (4946, 4266766), (8237, 2562028), (9892, 2133383), (16474, 1281014), (17311, 1219076), (32948, 640507), (34622, 609538), (57659, 366004), (69244, 304769), (91501, 230636), (115318, 183002)]