21669550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 46595232

約数和(自身を除く): 24925682

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 101, 175, 202, 350, 505, 613, 707, 1010, 1226, 1414, 2525, 3065, 3535, 4291, 5050, 6130, 7070, 8582, 15325, 17675, 21455, 30650, 35350, 42910, 61913, 107275, 123826, 214550, 309565, 433391, 619130, 866782, 1547825, 2166955, 3095650, 4333910, 10834775, 21669550]

約数ペア:

[(1, 21669550), (2, 10834775), (5, 4333910), (7, 3095650), (10, 2166955), (14, 1547825), (25, 866782), (35, 619130), (50, 433391), (70, 309565), (101, 214550), (175, 123826), (202, 107275), (350, 61913), (505, 42910), (613, 35350), (707, 30650), (1010, 21455), (1226, 17675), (1414, 15325), (2525, 8582), (3065, 7070), (3535, 6130), (4291, 5050)]