21750305570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{214733}}^1$

素因数の和:216194

約数の個数: 32

約数和(自身を含む): 44774615808

約数和(自身を除く): 23024310238

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1447, 2894, 7235, 10129, 14470, 20258, 50645, 101290, 214733, 429466, 1073665, 1503131, 2147330, 3006262, 7515655, 15031310, 310718651, 621437302, 1553593255, 2175030557, 3107186510, 4350061114, 10875152785, 21750305570]

約数ペア:

[(1, 21750305570), (2, 10875152785), (5, 4350061114), (7, 3107186510), (10, 2175030557), (14, 1553593255), (35, 621437302), (70, 310718651), (1447, 15031310), (2894, 7515655), (7235, 3006262), (10129, 2147330), (14470, 1503131), (20258, 1073665), (50645, 429466), (101290, 214733)]