21504016

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5869}}^1$

素因数の和:6106

約数の個数: 20

約数和(自身を含む): 41853100

約数和(自身を除く): 20349084

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5869, 11738, 23476, 46952, 93904, 1344001, 2688002, 5376004, 10752008, 21504016]

約数ペア:

[(1, 21504016), (2, 10752008), (4, 5376004), (8, 2688002), (16, 1344001), (229, 93904), (458, 46952), (916, 23476), (1832, 11738), (3664, 5869)]