21952650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4721}}^1$

素因数の和:4767

約数の個数: 48

約数和(自身を含む): 56210688

約数和(自身を除く): 34258038

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4650, 4721, 9442, 14163, 23605, 28326, 47210, 70815, 118025, 141630, 146351, 236050, 292702, 354075, 439053, 708150, 731755, 878106, 1463510, 2195265, 3658775, 4390530, 7317550, 10976325, 21952650]

約数ペア:

[(1, 21952650), (2, 10976325), (3, 7317550), (5, 4390530), (6, 3658775), (10, 2195265), (15, 1463510), (25, 878106), (30, 731755), (31, 708150), (50, 439053), (62, 354075), (75, 292702), (93, 236050), (150, 146351), (155, 141630), (186, 118025), (310, 70815), (465, 47210), (775, 28326), (930, 23605), (1550, 14163), (2325, 9442), (4650, 4721)]