21735604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 43114176

約数和(自身を除く): 21378572

約数列:

[1, 2, 4, 11, 22, 44, 67, 73, 101, 134, 146, 202, 268, 292, 404, 737, 803, 1111, 1474, 1606, 2222, 2948, 3212, 4444, 4891, 6767, 7373, 9782, 13534, 14746, 19564, 27068, 29492, 53801, 74437, 81103, 107602, 148874, 162206, 215204, 297748, 324412, 493991, 987982, 1975964, 5433901, 10867802, 21735604]

約数ペア:

[(1, 21735604), (2, 10867802), (4, 5433901), (11, 1975964), (22, 987982), (44, 493991), (67, 324412), (73, 297748), (101, 215204), (134, 162206), (146, 148874), (202, 107602), (268, 81103), (292, 74437), (404, 53801), (737, 29492), (803, 27068), (1111, 19564), (1474, 14746), (1606, 13534), (2222, 9782), (2948, 7373), (3212, 6767), (4444, 4891)]