21121014

素因数分解:

$2^1\times 3^1\times {\mathrm{1381}}^1\times {\mathrm{2549}}^1$

素因数の和:3935

約数の個数: 16

約数和(自身を含む): 42289200

約数和(自身を除く): 21168186

約数列:

[1, 2, 3, 6, 1381, 2549, 2762, 4143, 5098, 7647, 8286, 15294, 3520169, 7040338, 10560507, 21121014]

約数ペア:

[(1, 21121014), (2, 10560507), (3, 7040338), (6, 3520169), (1381, 15294), (2549, 8286), (2762, 7647), (4143, 5098)]