21000906421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{1427}}^1\times {\mathrm{2473}}^1$

素因数の和:4452

約数の個数: 16

約数和(自身を含む): 22977799488

約数和(自身を除く): 1976893067

約数列:

[1, 11, 541, 1427, 2473, 5951, 15697, 27203, 772007, 1337893, 3528971, 8492077, 14716823, 38818681, 1909173311, 21000906421]

約数ペア:

[(1, 21000906421), (11, 1909173311), (541, 38818681), (1427, 14716823), (2473, 8492077), (5951, 3528971), (15697, 1337893), (27203, 772007)]