21283625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 30281472

約数和(自身を除く): 8997847

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 673, 1265, 1375, 2875, 3365, 6325, 7403, 15479, 16825, 31625, 37015, 77395, 84125, 170269, 185075, 386975, 851345, 925375, 1934875, 4256725, 21283625]

約数ペア:

[(1, 21283625), (5, 4256725), (11, 1934875), (23, 925375), (25, 851345), (55, 386975), (115, 185075), (125, 170269), (253, 84125), (275, 77395), (575, 37015), (673, 31625), (1265, 16825), (1375, 15479), (2875, 7403), (3365, 6325)]