21254082

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{13469}}^1$

素因数の和:13737

約数の個数: 16

約数和(自身を含む): 42672960

約数和(自身を除く): 21418878

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 13469, 26938, 40407, 80814, 3542347, 7084694, 10627041, 21254082]

約数ペア:

[(1, 21254082), (2, 10627041), (3, 7084694), (6, 3542347), (263, 80814), (526, 40407), (789, 26938), (1578, 13469)]