21361914

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1872

約数の個数: 64

約数和(自身を含む): 56033280

約数和(自身を除く): 34671366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1823, 1953, 3646, 3906, 5469, 5859, 10938, 11718, 12761, 16407, 25522, 32814, 38283, 49221, 56513, 76566, 98442, 113026, 114849, 169539, 229698, 339078, 344547, 395591, 508617, 689094, 791182, 1017234, 1186773, 1525851, 2373546, 3051702, 3560319, 7120638, 10680957, 21361914]

約数ペア:

[(1, 21361914), (2, 10680957), (3, 7120638), (6, 3560319), (7, 3051702), (9, 2373546), (14, 1525851), (18, 1186773), (21, 1017234), (27, 791182), (31, 689094), (42, 508617), (54, 395591), (62, 344547), (63, 339078), (93, 229698), (126, 169539), (186, 114849), (189, 113026), (217, 98442), (279, 76566), (378, 56513), (434, 49221), (558, 38283), (651, 32814), (837, 25522), (1302, 16407), (1674, 12761), (1823, 11718), (1953, 10938), (3646, 5859), (3906, 5469)]