21750064

素因数分解:

$2^4\times 7^1\times {\mathrm{194197}}^1$

素因数の和:194212

約数の個数: 20

約数和(自身を含む): 48161104

約数和(自身を除く): 26411040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 194197, 388394, 776788, 1359379, 1553576, 2718758, 3107152, 5437516, 10875032, 21750064]

約数ペア:

[(1, 21750064), (2, 10875032), (4, 5437516), (7, 3107152), (8, 2718758), (14, 1553576), (16, 1359379), (28, 776788), (56, 388394), (112, 194197)]