21742506

素因数分解:

$2^1\times 3^4\times {\mathrm{134213}}^1$

素因数の和:134227

約数の個数: 20

約数和(自身を含む): 48719682

約数和(自身を除く): 26977176

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 134213, 268426, 402639, 805278, 1207917, 2415834, 3623751, 7247502, 10871253, 21742506]

約数ペア:

[(1, 21742506), (2, 10871253), (3, 7247502), (6, 3623751), (9, 2415834), (18, 1207917), (27, 805278), (54, 402639), (81, 268426), (162, 134213)]