21024736

素因数分解:

$2^5\times {\mathrm{659}}^1\times {\mathrm{997}}^1$

素因数の和:1666

約数の個数: 24

約数和(自身を含む): 41496840

約数和(自身を除く): 20472104

約数列:

[1, 2, 4, 8, 16, 32, 659, 997, 1318, 1994, 2636, 3988, 5272, 7976, 10544, 15952, 21088, 31904, 657023, 1314046, 2628092, 5256184, 10512368, 21024736]

約数ペア:

[(1, 21024736), (2, 10512368), (4, 5256184), (8, 2628092), (16, 1314046), (32, 657023), (659, 31904), (997, 21088), (1318, 15952), (1994, 10544), (2636, 7976), (3988, 5272)]