21762268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 21420452

約数列:

[1, 2, 4, 11, 22, 44, 59, 83, 101, 118, 166, 202, 236, 332, 404, 649, 913, 1111, 1298, 1826, 2222, 2596, 3652, 4444, 4897, 5959, 8383, 9794, 11918, 16766, 19588, 23836, 33532, 53867, 65549, 92213, 107734, 131098, 184426, 215468, 262196, 368852, 494597, 989194, 1978388, 5440567, 10881134, 21762268]

約数ペア:

[(1, 21762268), (2, 10881134), (4, 5440567), (11, 1978388), (22, 989194), (44, 494597), (59, 368852), (83, 262196), (101, 215468), (118, 184426), (166, 131098), (202, 107734), (236, 92213), (332, 65549), (404, 53867), (649, 33532), (913, 23836), (1111, 19588), (1298, 16766), (1826, 11918), (2222, 9794), (2596, 8383), (3652, 5959), (4444, 4897)]