21810408

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10949}}^1$

素因数の和:11041

約数の個数: 32

約数和(自身を含む): 55188000

約数和(自身を除く): 33377592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10949, 21898, 32847, 43796, 65694, 87592, 131388, 262776, 908767, 1817534, 2726301, 3635068, 5452602, 7270136, 10905204, 21810408]

約数ペア:

[(1, 21810408), (2, 10905204), (3, 7270136), (4, 5452602), (6, 3635068), (8, 2726301), (12, 1817534), (24, 908767), (83, 262776), (166, 131388), (249, 87592), (332, 65694), (498, 43796), (664, 32847), (996, 21898), (1992, 10949)]