21197120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9463}}^1$

素因数の和:9487

約数の個数: 56

約数和(自身を含む): 57692544

約数和(自身を除く): 36495424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9463, 18926, 37852, 47315, 66241, 75704, 94630, 132482, 151408, 189260, 264964, 302816, 331205, 378520, 529928, 605632, 662410, 757040, 1059856, 1324820, 1514080, 2119712, 2649640, 3028160, 4239424, 5299280, 10598560, 21197120]

約数ペア:

[(1, 21197120), (2, 10598560), (4, 5299280), (5, 4239424), (7, 3028160), (8, 2649640), (10, 2119712), (14, 1514080), (16, 1324820), (20, 1059856), (28, 757040), (32, 662410), (35, 605632), (40, 529928), (56, 378520), (64, 331205), (70, 302816), (80, 264964), (112, 189260), (140, 151408), (160, 132482), (224, 94630), (280, 75704), (320, 66241), (448, 47315), (560, 37852), (1120, 18926), (2240, 9463)]