21363650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 51425280

約数和(自身を除く): 30061630

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 31, 35, 50, 55, 62, 70, 77, 110, 154, 155, 175, 179, 217, 275, 310, 341, 350, 358, 385, 434, 550, 682, 770, 775, 895, 1085, 1253, 1550, 1705, 1790, 1925, 1969, 2170, 2387, 2506, 3410, 3850, 3938, 4475, 4774, 5425, 5549, 6265, 8525, 8950, 9845, 10850, 11098, 11935, 12530, 13783, 17050, 19690, 23870, 27566, 27745, 31325, 38843, 49225, 55490, 59675, 61039, 62650, 68915, 77686, 98450, 119350, 122078, 137830, 138725, 194215, 277450, 305195, 344575, 388430, 427273, 610390, 689150, 854546, 971075, 1525975, 1942150, 2136365, 3051950, 4272730, 10681825, 21363650]

約数ペア:

[(1, 21363650), (2, 10681825), (5, 4272730), (7, 3051950), (10, 2136365), (11, 1942150), (14, 1525975), (22, 971075), (25, 854546), (31, 689150), (35, 610390), (50, 427273), (55, 388430), (62, 344575), (70, 305195), (77, 277450), (110, 194215), (154, 138725), (155, 137830), (175, 122078), (179, 119350), (217, 98450), (275, 77686), (310, 68915), (341, 62650), (350, 61039), (358, 59675), (385, 55490), (434, 49225), (550, 38843), (682, 31325), (770, 27745), (775, 27566), (895, 23870), (1085, 19690), (1253, 17050), (1550, 13783), (1705, 12530), (1790, 11935), (1925, 11098), (1969, 10850), (2170, 9845), (2387, 8950), (2506, 8525), (3410, 6265), (3850, 5549), (3938, 5425), (4475, 4774)]