21865488

素因数分解:

$2^4\times 3^1\times {\mathrm{455531}}^1$

素因数の和:455542

約数の個数: 20

約数和(自身を含む): 56485968

約数和(自身を除く): 34620480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 455531, 911062, 1366593, 1822124, 2733186, 3644248, 5466372, 7288496, 10932744, 21865488]

約数ペア:

[(1, 21865488), (2, 10932744), (3, 7288496), (4, 5466372), (6, 3644248), (8, 2733186), (12, 1822124), (16, 1366593), (24, 911062), (48, 455531)]