21603950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{22741}}^1$

素因数の和:22772

約数の個数: 24

約数和(自身を含む): 42300120

約数和(自身を除く): 20696170

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 22741, 45482, 113705, 227410, 432079, 568525, 864158, 1137050, 2160395, 4320790, 10801975, 21603950]

約数ペア:

[(1, 21603950), (2, 10801975), (5, 4320790), (10, 2160395), (19, 1137050), (25, 864158), (38, 568525), (50, 432079), (95, 227410), (190, 113705), (475, 45482), (950, 22741)]