21459633

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1307}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 30910656

約数和(自身を除く): 9451023

約数列:

[1, 3, 13, 39, 421, 1263, 1307, 3921, 5473, 16419, 16991, 50973, 550247, 1650741, 7153211, 21459633]

約数ペア:

[(1, 21459633), (3, 7153211), (13, 1650741), (39, 550247), (421, 50973), (1263, 16991), (1307, 16419), (3921, 5473)]