21334225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3373}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 30123072

約数和(自身を除く): 8788847

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 3373, 6325, 16865, 37103, 77579, 84325, 185515, 387895, 853369, 927575, 1939475, 4266845, 21334225]

約数ペア:

[(1, 21334225), (5, 4266845), (11, 1939475), (23, 927575), (25, 853369), (55, 387895), (115, 185515), (253, 84325), (275, 77579), (575, 37103), (1265, 16865), (3373, 6325)]