21836353408

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{20981}}^1$

素因数の和:21215

約数の個数: 64

約数和(自身を含む): 44686624320

約数和(自身を除く): 22850270912

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 173, 188, 346, 376, 692, 752, 1384, 1504, 2768, 3008, 5536, 6016, 8131, 11072, 16262, 20981, 22144, 32524, 41962, 65048, 83924, 130096, 167848, 260192, 335696, 520384, 671392, 986107, 1040768, 1342784, 1972214, 2685568, 3629713, 3944428, 7259426, 7888856, 14518852, 15777712, 29037704, 31555424, 58075408, 63110848, 116150816, 126221696, 170596511, 232301632, 341193022, 464603264, 682386044, 1364772088, 2729544176, 5459088352, 10918176704, 21836353408]

約数ペア:

[(1, 21836353408), (2, 10918176704), (4, 5459088352), (8, 2729544176), (16, 1364772088), (32, 682386044), (47, 464603264), (64, 341193022), (94, 232301632), (128, 170596511), (173, 126221696), (188, 116150816), (346, 63110848), (376, 58075408), (692, 31555424), (752, 29037704), (1384, 15777712), (1504, 14518852), (2768, 7888856), (3008, 7259426), (5536, 3944428), (6016, 3629713), (8131, 2685568), (11072, 1972214), (16262, 1342784), (20981, 1040768), (22144, 986107), (32524, 671392), (41962, 520384), (65048, 335696), (83924, 260192), (130096, 167848)]