21515924

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 38408160

約数和(自身を除く): 16892236

約数列:

[1, 2, 4, 83, 166, 229, 283, 332, 458, 566, 916, 1132, 19007, 23489, 38014, 46978, 64807, 76028, 93956, 129614, 259228, 5378981, 10757962, 21515924]

約数ペア:

[(1, 21515924), (2, 10757962), (4, 5378981), (83, 259228), (166, 129614), (229, 93956), (283, 76028), (332, 64807), (458, 46978), (566, 38014), (916, 23489), (1132, 19007)]