21267162

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2767}}^1$

素因数の和:2843

約数の個数: 48

約数和(自身を含む): 53544192

約数和(自身を除く): 32277030

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2562, 2767, 3843, 5534, 7686, 8301, 16602, 19369, 24903, 38738, 49806, 58107, 116214, 168787, 174321, 337574, 348642, 506361, 1012722, 1181509, 1519083, 2363018, 3038166, 3544527, 7089054, 10633581, 21267162]

約数ペア:

[(1, 21267162), (2, 10633581), (3, 7089054), (6, 3544527), (7, 3038166), (9, 2363018), (14, 1519083), (18, 1181509), (21, 1012722), (42, 506361), (61, 348642), (63, 337574), (122, 174321), (126, 168787), (183, 116214), (366, 58107), (427, 49806), (549, 38738), (854, 24903), (1098, 19369), (1281, 16602), (2562, 8301), (2767, 7686), (3843, 5534)]