21802380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{363373}}^1$

素因数の和:363385

約数の個数: 24

約数和(自身を含む): 61046832

約数和(自身を除く): 39244452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 363373, 726746, 1090119, 1453492, 1816865, 2180238, 3633730, 4360476, 5450595, 7267460, 10901190, 21802380]

約数ペア:

[(1, 21802380), (2, 10901190), (3, 7267460), (4, 5450595), (5, 4360476), (6, 3633730), (10, 2180238), (12, 1816865), (15, 1453492), (20, 1090119), (30, 726746), (60, 363373)]