21194766

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2137}}^1$

素因数の和:2193

約数の個数: 48

約数和(自身を含む): 50029200

約数和(自身を除く): 28834434

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 261, 342, 522, 551, 1102, 1653, 2137, 3306, 4274, 4959, 6411, 9918, 12822, 19233, 38466, 40603, 61973, 81206, 121809, 123946, 185919, 243618, 365427, 371838, 557757, 730854, 1115514, 1177487, 2354974, 3532461, 7064922, 10597383, 21194766]

約数ペア:

[(1, 21194766), (2, 10597383), (3, 7064922), (6, 3532461), (9, 2354974), (18, 1177487), (19, 1115514), (29, 730854), (38, 557757), (57, 371838), (58, 365427), (87, 243618), (114, 185919), (171, 123946), (174, 121809), (261, 81206), (342, 61973), (522, 40603), (551, 38466), (1102, 19233), (1653, 12822), (2137, 9918), (3306, 6411), (4274, 4959)]