21197442

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1171}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 48605184

約数和(自身を除く): 27407742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 431, 862, 1171, 1293, 2342, 2586, 3017, 3513, 6034, 7026, 8197, 9051, 16394, 18102, 24591, 49182, 504701, 1009402, 1514103, 3028206, 3532907, 7065814, 10598721, 21197442]

約数ペア:

[(1, 21197442), (2, 10598721), (3, 7065814), (6, 3532907), (7, 3028206), (14, 1514103), (21, 1009402), (42, 504701), (431, 49182), (862, 24591), (1171, 18102), (1293, 16394), (2342, 9051), (2586, 8197), (3017, 7026), (3513, 6034)]