21032908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6037}}^1$

素因数の和:6121

約数の個数: 24

約数和(自身を含む): 40237232

約数和(自身を除く): 19204324

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 6037, 12074, 24148, 78481, 156962, 313924, 404479, 808958, 1617916, 5258227, 10516454, 21032908]

約数ペア:

[(1, 21032908), (2, 10516454), (4, 5258227), (13, 1617916), (26, 808958), (52, 404479), (67, 313924), (134, 156962), (268, 78481), (871, 24148), (1742, 12074), (3484, 6037)]