210915542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 340636800

約数和(自身を除く): 129721258

約数列:

[1, 2, 19, 38, 73, 139, 146, 278, 547, 1094, 1387, 2641, 2774, 5282, 10147, 10393, 20294, 20786, 39931, 76033, 79862, 152066, 192793, 385586, 758689, 1444627, 1517378, 2889254, 5550409, 11100818, 105457771, 210915542]

約数ペア:

[(1, 210915542), (2, 105457771), (19, 11100818), (38, 5550409), (73, 2889254), (139, 1517378), (146, 1444627), (278, 758689), (547, 385586), (1094, 192793), (1387, 152066), (2641, 79862), (2774, 76033), (5282, 39931), (10147, 20786), (10393, 20294)]