21070192

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9209}}^1$

素因数の和:9241

約数の個数: 40

約数和(自身を含む): 47965680

約数和(自身を除く): 26895488

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9209, 18418, 36836, 73672, 101299, 119717, 147344, 202598, 239434, 405196, 478868, 810392, 957736, 1316887, 1620784, 1915472, 2633774, 5267548, 10535096, 21070192]

約数ペア:

[(1, 21070192), (2, 10535096), (4, 5267548), (8, 2633774), (11, 1915472), (13, 1620784), (16, 1316887), (22, 957736), (26, 810392), (44, 478868), (52, 405196), (88, 239434), (104, 202598), (143, 147344), (176, 119717), (208, 101299), (286, 73672), (572, 36836), (1144, 18418), (2288, 9209)]