21860636

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21101}}^1$

素因数の和:21149

約数の個数: 24

約数和(自身を含む): 44905056

約数和(自身を除く): 23044420

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 21101, 42202, 84404, 147707, 295414, 590828, 780737, 1561474, 3122948, 5465159, 10930318, 21860636]

約数ペア:

[(1, 21860636), (2, 10930318), (4, 5465159), (7, 3122948), (14, 1561474), (28, 780737), (37, 590828), (74, 295414), (148, 147707), (259, 84404), (518, 42202), (1036, 21101)]