21359230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 41011200

約数和(自身を除く): 19651970

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1423, 1501, 2846, 3002, 7115, 7505, 14230, 15010, 27037, 54074, 112417, 135185, 224834, 270370, 562085, 1124170, 2135923, 4271846, 10679615, 21359230]

約数ペア:

[(1, 21359230), (2, 10679615), (5, 4271846), (10, 2135923), (19, 1124170), (38, 562085), (79, 270370), (95, 224834), (158, 135185), (190, 112417), (395, 54074), (790, 27037), (1423, 15010), (1501, 14230), (2846, 7505), (3002, 7115)]