21961539710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4869521}}^1$

素因数の和:4869580

約数の個数: 32

約数和(自身を含む): 44176303584

約数和(自身を除く): 22214763874

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 4869521, 9739042, 24347605, 48695210, 53564731, 107129462, 199650361, 267823655, 399300722, 535647310, 998251805, 1996503610, 2196153971, 4392307942, 10980769855, 21961539710]

約数ペア:

[(1, 21961539710), (2, 10980769855), (5, 4392307942), (10, 2196153971), (11, 1996503610), (22, 998251805), (41, 535647310), (55, 399300722), (82, 267823655), (110, 199650361), (205, 107129462), (410, 53564731), (451, 48695210), (902, 24347605), (2255, 9739042), (4510, 4869521)]