21698666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 36763200

約数和(自身を除く): 15064534

約数列:

[1, 2, 11, 22, 59, 73, 118, 146, 229, 458, 649, 803, 1298, 1606, 2519, 4307, 5038, 8614, 13511, 16717, 27022, 33434, 47377, 94754, 148621, 183887, 297242, 367774, 986303, 1972606, 10849333, 21698666]

約数ペア:

[(1, 21698666), (2, 10849333), (11, 1972606), (22, 986303), (59, 367774), (73, 297242), (118, 183887), (146, 148621), (229, 94754), (458, 47377), (649, 33434), (803, 27022), (1298, 16717), (1606, 13511), (2519, 8614), (4307, 5038)]