21000604798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1\times {\mathrm{9619}}^1$

素因数の和:10204

約数の個数: 32

約数和(自身を含む): 33651914400

約数和(自身を除く): 12651309602

約数列:

[1, 2, 17, 34, 157, 314, 409, 818, 2669, 5338, 6953, 9619, 13906, 19238, 64213, 128426, 163523, 327046, 1091621, 1510183, 2183242, 3020366, 3934171, 7868342, 25673111, 51346222, 66880907, 133761814, 617664847, 1235329694, 10500302399, 21000604798]

約数ペア:

[(1, 21000604798), (2, 10500302399), (17, 1235329694), (34, 617664847), (157, 133761814), (314, 66880907), (409, 51346222), (818, 25673111), (2669, 7868342), (5338, 3934171), (6953, 3020366), (9619, 2183242), (13906, 1510183), (19238, 1091621), (64213, 327046), (128426, 163523)]