21092214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 52282368

約数和(自身を除く): 31190154

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 61, 62, 66, 78, 93, 122, 143, 169, 183, 186, 286, 338, 341, 366, 403, 429, 507, 671, 682, 793, 806, 858, 1014, 1023, 1209, 1342, 1586, 1859, 1891, 2013, 2046, 2379, 2418, 3718, 3782, 4026, 4433, 4758, 5239, 5577, 5673, 8723, 8866, 10309, 10478, 11154, 11346, 13299, 15717, 17446, 20618, 20801, 24583, 26169, 26598, 30927, 31434, 41602, 49166, 52338, 57629, 61854, 62403, 73749, 113399, 115258, 124806, 147498, 172887, 226798, 270413, 319579, 340197, 345774, 540826, 639158, 680394, 811239, 958737, 1622478, 1917474, 3515369, 7030738, 10546107, 21092214]

約数ペア:

[(1, 21092214), (2, 10546107), (3, 7030738), (6, 3515369), (11, 1917474), (13, 1622478), (22, 958737), (26, 811239), (31, 680394), (33, 639158), (39, 540826), (61, 345774), (62, 340197), (66, 319579), (78, 270413), (93, 226798), (122, 172887), (143, 147498), (169, 124806), (183, 115258), (186, 113399), (286, 73749), (338, 62403), (341, 61854), (366, 57629), (403, 52338), (429, 49166), (507, 41602), (671, 31434), (682, 30927), (793, 26598), (806, 26169), (858, 24583), (1014, 20801), (1023, 20618), (1209, 17446), (1342, 15717), (1586, 13299), (1859, 11346), (1891, 11154), (2013, 10478), (2046, 10309), (2379, 8866), (2418, 8723), (3718, 5673), (3782, 5577), (4026, 5239), (4433, 4758)]