21304118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 36951552

約数和(自身を除く): 15647434

約数列:

[1, 2, 11, 22, 23, 46, 71, 142, 253, 506, 593, 781, 1186, 1562, 1633, 3266, 6523, 13046, 13639, 17963, 27278, 35926, 42103, 84206, 150029, 300058, 463133, 926266, 968369, 1936738, 10652059, 21304118]

約数ペア:

[(1, 21304118), (2, 10652059), (11, 1936738), (22, 968369), (23, 926266), (46, 463133), (71, 300058), (142, 150029), (253, 84206), (506, 42103), (593, 35926), (781, 27278), (1186, 17963), (1562, 13639), (1633, 13046), (3266, 6523)]