21103002

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 48072960

約数和(自身を除く): 26969958

約数列:

[1, 2, 3, 6, 9, 18, 31, 59, 62, 93, 118, 177, 186, 279, 354, 531, 558, 641, 1062, 1282, 1829, 1923, 3658, 3846, 5487, 5769, 10974, 11538, 16461, 19871, 32922, 37819, 39742, 59613, 75638, 113457, 119226, 178839, 226914, 340371, 357678, 680742, 1172389, 2344778, 3517167, 7034334, 10551501, 21103002]

約数ペア:

[(1, 21103002), (2, 10551501), (3, 7034334), (6, 3517167), (9, 2344778), (18, 1172389), (31, 680742), (59, 357678), (62, 340371), (93, 226914), (118, 178839), (177, 119226), (186, 113457), (279, 75638), (354, 59613), (531, 39742), (558, 37819), (641, 32922), (1062, 19871), (1282, 16461), (1829, 11538), (1923, 10974), (3658, 5769), (3846, 5487)]