21903066

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 48946560

約数和(自身を除く): 27043494

約数列:

[1, 2, 3, 6, 9, 18, 73, 79, 146, 158, 211, 219, 237, 422, 438, 474, 633, 657, 711, 1266, 1314, 1422, 1899, 3798, 5767, 11534, 15403, 16669, 17301, 30806, 33338, 34602, 46209, 50007, 51903, 92418, 100014, 103806, 138627, 150021, 277254, 300042, 1216837, 2433674, 3650511, 7301022, 10951533, 21903066]

約数ペア:

[(1, 21903066), (2, 10951533), (3, 7301022), (6, 3650511), (9, 2433674), (18, 1216837), (73, 300042), (79, 277254), (146, 150021), (158, 138627), (211, 103806), (219, 100014), (237, 92418), (422, 51903), (438, 50007), (474, 46209), (633, 34602), (657, 33338), (711, 30806), (1266, 17301), (1314, 16669), (1422, 15403), (1899, 11534), (3798, 5767)]