21167972392

素因数分解:

$2^3\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{359657}}^1$

素因数の和:360721

約数の個数: 32

約数和(自身を含む): 45403225920

約数和(自身を除く): 24235253528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1051, 2102, 4204, 7357, 8408, 14714, 29428, 58856, 359657, 719314, 1438628, 2517599, 2877256, 5035198, 10070396, 20140792, 377999507, 755999014, 1511998028, 2645996549, 3023996056, 5291993098, 10583986196, 21167972392]

約数ペア:

[(1, 21167972392), (2, 10583986196), (4, 5291993098), (7, 3023996056), (8, 2645996549), (14, 1511998028), (28, 755999014), (56, 377999507), (1051, 20140792), (2102, 10070396), (4204, 5035198), (7357, 2877256), (8408, 2517599), (14714, 1438628), (29428, 719314), (58856, 359657)]