21954604

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 24590804

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 467, 511, 644, 934, 1022, 1679, 1868, 2044, 3269, 3358, 6538, 6716, 10741, 11753, 13076, 21482, 23506, 34091, 42964, 47012, 68182, 75187, 136364, 150374, 238637, 300748, 477274, 784093, 954548, 1568186, 3136372, 5488651, 10977302, 21954604]

約数ペア:

[(1, 21954604), (2, 10977302), (4, 5488651), (7, 3136372), (14, 1568186), (23, 954548), (28, 784093), (46, 477274), (73, 300748), (92, 238637), (146, 150374), (161, 136364), (292, 75187), (322, 68182), (467, 47012), (511, 42964), (644, 34091), (934, 23506), (1022, 21482), (1679, 13076), (1868, 11753), (2044, 10741), (3269, 6716), (3358, 6538)]