21303104

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17519}}^1$

素因数の和:17550

約数の個数: 28

約数和(自身を含む): 44500800

約数和(自身を除く): 23197696

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17519, 35038, 70076, 140152, 280304, 332861, 560608, 665722, 1121216, 1331444, 2662888, 5325776, 10651552, 21303104]

約数ペア:

[(1, 21303104), (2, 10651552), (4, 5325776), (8, 2662888), (16, 1331444), (19, 1121216), (32, 665722), (38, 560608), (64, 332861), (76, 280304), (152, 140152), (304, 70076), (608, 35038), (1216, 17519)]