21799035

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2459}}^1$

素因数の和:2667

約数の個数: 24

約数和(自身を含む): 37992240

約数和(自身を除く): 16193205

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2459, 2955, 7377, 8865, 12295, 22131, 36885, 110655, 484423, 1453269, 2422115, 4359807, 7266345, 21799035]

約数ペア:

[(1, 21799035), (3, 7266345), (5, 4359807), (9, 2422115), (15, 1453269), (45, 484423), (197, 110655), (591, 36885), (985, 22131), (1773, 12295), (2459, 8865), (2955, 7377)]