21325150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 51425280

約数和(自身を除く): 30100130

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 29, 35, 50, 55, 58, 70, 77, 110, 145, 154, 175, 191, 203, 275, 290, 319, 350, 382, 385, 406, 550, 638, 725, 770, 955, 1015, 1337, 1450, 1595, 1910, 1925, 2030, 2101, 2233, 2674, 3190, 3850, 4202, 4466, 4775, 5075, 5539, 6685, 7975, 9550, 10150, 10505, 11078, 11165, 13370, 14707, 15950, 21010, 22330, 27695, 29414, 33425, 38773, 52525, 55390, 55825, 60929, 66850, 73535, 77546, 105050, 111650, 121858, 138475, 147070, 193865, 276950, 304645, 367675, 387730, 426503, 609290, 735350, 853006, 969325, 1523225, 1938650, 2132515, 3046450, 4265030, 10662575, 21325150]

約数ペア:

[(1, 21325150), (2, 10662575), (5, 4265030), (7, 3046450), (10, 2132515), (11, 1938650), (14, 1523225), (22, 969325), (25, 853006), (29, 735350), (35, 609290), (50, 426503), (55, 387730), (58, 367675), (70, 304645), (77, 276950), (110, 193865), (145, 147070), (154, 138475), (175, 121858), (191, 111650), (203, 105050), (275, 77546), (290, 73535), (319, 66850), (350, 60929), (382, 55825), (385, 55390), (406, 52525), (550, 38773), (638, 33425), (725, 29414), (770, 27695), (955, 22330), (1015, 21010), (1337, 15950), (1450, 14707), (1595, 13370), (1910, 11165), (1925, 11078), (2030, 10505), (2101, 10150), (2233, 9550), (2674, 7975), (3190, 6685), (3850, 5539), (4202, 5075), (4466, 4775)]