21232233

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 35452480

約数和(自身を除く): 14220247

約数列:

[1, 3, 9, 11, 27, 33, 67, 97, 99, 121, 201, 291, 297, 363, 603, 737, 873, 1067, 1089, 1809, 2211, 2619, 3201, 3267, 6499, 6633, 8107, 9603, 11737, 19497, 19899, 24321, 28809, 35211, 58491, 71489, 72963, 105633, 175473, 214467, 218889, 316899, 643401, 786379, 1930203, 2359137, 7077411, 21232233]

約数ペア:

[(1, 21232233), (3, 7077411), (9, 2359137), (11, 1930203), (27, 786379), (33, 643401), (67, 316899), (97, 218889), (99, 214467), (121, 175473), (201, 105633), (291, 72963), (297, 71489), (363, 58491), (603, 35211), (737, 28809), (873, 24321), (1067, 19899), (1089, 19497), (1809, 11737), (2211, 9603), (2619, 8107), (3201, 6633), (3267, 6499)]