21801632

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4973}}^1$

素因数の和:5120

約数の個数: 24

約数和(自身を含む): 43243956

約数和(自身を除く): 21442324

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4973, 9946, 19892, 39784, 79568, 159136, 681301, 1362602, 2725204, 5450408, 10900816, 21801632]

約数ペア:

[(1, 21801632), (2, 10900816), (4, 5450408), (8, 2725204), (16, 1362602), (32, 681301), (137, 159136), (274, 79568), (548, 39784), (1096, 19892), (2192, 9946), (4384, 4973)]