21522018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{512429}}^1$

素因数の和:512441

約数の個数: 16

約数和(自身を含む): 49193280

約数和(自身を除く): 27671262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 512429, 1024858, 1537287, 3074574, 3587003, 7174006, 10761009, 21522018]

約数ペア:

[(1, 21522018), (2, 10761009), (3, 7174006), (6, 3587003), (7, 3074574), (14, 1537287), (21, 1024858), (42, 512429)]