21631622

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4721}}^1$

素因数の和:4831

約数の個数: 16

約数和(自身を含む): 33998400

約数和(自身を除く): 12366778

約数列:

[1, 2, 29, 58, 79, 158, 2291, 4582, 4721, 9442, 136909, 273818, 372959, 745918, 10815811, 21631622]

約数ペア:

[(1, 21631622), (2, 10815811), (29, 745918), (58, 372959), (79, 273818), (158, 136909), (2291, 9442), (4582, 4721)]