21953745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44351}}^1$

素因数の和:44373

約数の個数: 24

約数和(自身を含む): 41513472

約数和(自身を除く): 19559727

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 44351, 133053, 221755, 399159, 487861, 665265, 1463583, 1995795, 2439305, 4390749, 7317915, 21953745]

約数ペア:

[(1, 21953745), (3, 7317915), (5, 4390749), (9, 2439305), (11, 1995795), (15, 1463583), (33, 665265), (45, 487861), (55, 399159), (99, 221755), (165, 133053), (495, 44351)]