21132256

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34757}}^1$

素因数の和:34786

約数の個数: 24

約数和(自身を含む): 43795080

約数和(自身を除く): 22662824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34757, 69514, 139028, 278056, 556112, 660383, 1112224, 1320766, 2641532, 5283064, 10566128, 21132256]

約数ペア:

[(1, 21132256), (2, 10566128), (4, 5283064), (8, 2641532), (16, 1320766), (19, 1112224), (32, 660383), (38, 556112), (76, 278056), (152, 139028), (304, 69514), (608, 34757)]