21776535235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{152909}}^1$

素因数の和:153247

約数の個数: 32

約数和(自身を含む): 32265233280

約数和(自身を除く): 10488698045

約数列:

[1, 5, 7, 13, 35, 65, 91, 313, 455, 1565, 2191, 4069, 10955, 20345, 28483, 142415, 152909, 764545, 1070363, 1987817, 5351815, 9939085, 13914719, 47860517, 69573595, 239302585, 335023619, 622186721, 1675118095, 3110933605, 4355307047, 21776535235]

約数ペア:

[(1, 21776535235), (5, 4355307047), (7, 3110933605), (13, 1675118095), (35, 622186721), (65, 335023619), (91, 239302585), (313, 69573595), (455, 47860517), (1565, 13914719), (2191, 9939085), (4069, 5351815), (10955, 1987817), (20345, 1070363), (28483, 764545), (142415, 152909)]