2280211521

素因数分解:

$3^1\times 7^3\times {\mathrm{2215949}}^1$

素因数の和:2215973

約数の個数: 16

約数和(自身を含む): 3545520000

約数和(自身を除く): 1265308479

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2215949, 6647847, 15511643, 46534929, 108581501, 325744503, 760070507, 2280211521]

約数ペア:

[(1, 2280211521), (3, 760070507), (7, 325744503), (21, 108581501), (49, 46534929), (147, 15511643), (343, 6647847), (1029, 2215949)]