21776156630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{319439}}^1$

素因数の和:319864

約数の個数: 32

約数和(自身を含む): 41606421120

約数和(自身を除く): 19830264490

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401, 802, 2005, 4010, 6817, 13634, 34085, 68170, 319439, 638878, 1597195, 3194390, 5430463, 10860926, 27152315, 54304630, 128095039, 256190078, 640475195, 1280950390, 2177615663, 4355231326, 10888078315, 21776156630]

約数ペア:

[(1, 21776156630), (2, 10888078315), (5, 4355231326), (10, 2177615663), (17, 1280950390), (34, 640475195), (85, 256190078), (170, 128095039), (401, 54304630), (802, 27152315), (2005, 10860926), (4010, 5430463), (6817, 3194390), (13634, 1597195), (34085, 638878), (68170, 319439)]