21110184

素因数分解:

$2^3\times 3^2\times {\mathrm{449}}^1\times {\mathrm{653}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 57388500

約数和(自身を除く): 36278316

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 449, 653, 898, 1306, 1347, 1796, 1959, 2612, 2694, 3592, 3918, 4041, 5224, 5388, 5877, 7836, 8082, 10776, 11754, 15672, 16164, 23508, 32328, 47016, 293197, 586394, 879591, 1172788, 1759182, 2345576, 2638773, 3518364, 5277546, 7036728, 10555092, 21110184]

約数ペア:

[(1, 21110184), (2, 10555092), (3, 7036728), (4, 5277546), (6, 3518364), (8, 2638773), (9, 2345576), (12, 1759182), (18, 1172788), (24, 879591), (36, 586394), (72, 293197), (449, 47016), (653, 32328), (898, 23508), (1306, 16164), (1347, 15672), (1796, 11754), (1959, 10776), (2612, 8082), (2694, 7836), (3592, 5877), (3918, 5388), (4041, 5224)]