21772695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6689}}^1$

素因数の和:6735

約数の個数: 32

約数和(自身を含む): 41103360

約数和(自身を除く): 19330665

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 6689, 20067, 33445, 46823, 100335, 140469, 207359, 234115, 622077, 702345, 1036795, 1451513, 3110385, 4354539, 7257565, 21772695]

約数ペア:

[(1, 21772695), (3, 7257565), (5, 4354539), (7, 3110385), (15, 1451513), (21, 1036795), (31, 702345), (35, 622077), (93, 234115), (105, 207359), (155, 140469), (217, 100335), (465, 46823), (651, 33445), (1085, 20067), (3255, 6689)]