21500335552

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{877}}^1\times {\mathrm{20161}}^1$

素因数の和:21069

約数の個数: 56

約数和(自身を含む): 44963679440

約数和(自身を除く): 23463343888

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 877, 1216, 1754, 3508, 7016, 14032, 16663, 20161, 28064, 33326, 40322, 56128, 66652, 80644, 133304, 161288, 266608, 322576, 383059, 533216, 645152, 766118, 1066432, 1290304, 1532236, 3064472, 6128944, 12257888, 17681197, 24515776, 35362394, 70724788, 141449576, 282899152, 335942743, 565798304, 671885486, 1131596608, 1343770972, 2687541944, 5375083888, 10750167776, 21500335552]

約数ペア:

[(1, 21500335552), (2, 10750167776), (4, 5375083888), (8, 2687541944), (16, 1343770972), (19, 1131596608), (32, 671885486), (38, 565798304), (64, 335942743), (76, 282899152), (152, 141449576), (304, 70724788), (608, 35362394), (877, 24515776), (1216, 17681197), (1754, 12257888), (3508, 6128944), (7016, 3064472), (14032, 1532236), (16663, 1290304), (20161, 1066432), (28064, 766118), (33326, 645152), (40322, 533216), (56128, 383059), (66652, 322576), (80644, 266608), (133304, 161288)]