21865104

素因数分解:

$2^4\times 3^2\times {\mathrm{151841}}^1$

素因数の和:151855

約数の個数: 30

約数和(自身を含む): 61192326

約数和(自身を除く): 39327222

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151841, 303682, 455523, 607364, 911046, 1214728, 1366569, 1822092, 2429456, 2733138, 3644184, 5466276, 7288368, 10932552, 21865104]

約数ペア:

[(1, 21865104), (2, 10932552), (3, 7288368), (4, 5466276), (6, 3644184), (8, 2733138), (9, 2429456), (12, 1822092), (16, 1366569), (18, 1214728), (24, 911046), (36, 607364), (48, 455523), (72, 303682), (144, 151841)]