21971904

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 84

約数和(自身を含む): 61548264

約数和(自身を除く): 39576360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 152, 192, 228, 304, 317, 361, 456, 608, 634, 722, 912, 951, 1083, 1216, 1268, 1444, 1824, 1902, 2166, 2536, 2888, 3648, 3804, 4332, 5072, 5776, 6023, 7608, 8664, 10144, 11552, 12046, 15216, 17328, 18069, 20288, 23104, 24092, 30432, 34656, 36138, 48184, 60864, 69312, 72276, 96368, 114437, 144552, 192736, 228874, 289104, 343311, 385472, 457748, 578208, 686622, 915496, 1156416, 1373244, 1830992, 2746488, 3661984, 5492976, 7323968, 10985952, 21971904]

約数ペア:

[(1, 21971904), (2, 10985952), (3, 7323968), (4, 5492976), (6, 3661984), (8, 2746488), (12, 1830992), (16, 1373244), (19, 1156416), (24, 915496), (32, 686622), (38, 578208), (48, 457748), (57, 385472), (64, 343311), (76, 289104), (96, 228874), (114, 192736), (152, 144552), (192, 114437), (228, 96368), (304, 72276), (317, 69312), (361, 60864), (456, 48184), (608, 36138), (634, 34656), (722, 30432), (912, 24092), (951, 23104), (1083, 20288), (1216, 18069), (1268, 17328), (1444, 15216), (1824, 12046), (1902, 11552), (2166, 10144), (2536, 8664), (2888, 7608), (3648, 6023), (3804, 5776), (4332, 5072)]