21486402

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1433}}^1$

素因数の和:1472

約数の個数: 72

約数和(自身を含む): 57380076

約数和(自身を除く): 35893674

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1433, 1666, 2142, 2499, 2866, 4299, 4998, 7497, 8598, 10031, 12897, 14994, 20062, 24361, 25794, 30093, 48722, 60186, 70217, 73083, 90279, 140434, 146166, 170527, 180558, 210651, 219249, 341054, 421302, 438498, 511581, 631953, 1023162, 1193689, 1263906, 1534743, 2387378, 3069486, 3581067, 7162134, 10743201, 21486402]

約数ペア:

[(1, 21486402), (2, 10743201), (3, 7162134), (6, 3581067), (7, 3069486), (9, 2387378), (14, 1534743), (17, 1263906), (18, 1193689), (21, 1023162), (34, 631953), (42, 511581), (49, 438498), (51, 421302), (63, 341054), (98, 219249), (102, 210651), (119, 180558), (126, 170527), (147, 146166), (153, 140434), (238, 90279), (294, 73083), (306, 70217), (357, 60186), (441, 48722), (714, 30093), (833, 25794), (882, 24361), (1071, 20062), (1433, 14994), (1666, 12897), (2142, 10031), (2499, 8598), (2866, 7497), (4299, 4998)]