21630776

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{37039}}^1$

素因数の和:37118

約数の個数: 16

約数和(自身を含む): 41114400

約数和(自身を除く): 19483624

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 37039, 74078, 148156, 296312, 2703847, 5407694, 10815388, 21630776]

約数ペア:

[(1, 21630776), (2, 10815388), (4, 5407694), (8, 2703847), (73, 296312), (146, 148156), (292, 74078), (584, 37039)]