21324474

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{27551}}^1$

素因数の和:27602

約数の個数: 24

約数和(自身を含む): 47279232

約数和(自身を除く): 25954758

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 27551, 55102, 82653, 165306, 247959, 495918, 1184693, 2369386, 3554079, 7108158, 10662237, 21324474]

約数ペア:

[(1, 21324474), (2, 10662237), (3, 7108158), (6, 3554079), (9, 2369386), (18, 1184693), (43, 495918), (86, 247959), (129, 165306), (258, 82653), (387, 55102), (774, 27551)]