21406716

素因数分解:

$2^2\times 3^2\times {\mathrm{587}}^1\times {\mathrm{1013}}^1$

素因数の和:1610

約数の個数: 36

約数和(自身を含む): 54257112

約数和(自身を除く): 32850396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587, 1013, 1174, 1761, 2026, 2348, 3039, 3522, 4052, 5283, 6078, 7044, 9117, 10566, 12156, 18234, 21132, 36468, 594631, 1189262, 1783893, 2378524, 3567786, 5351679, 7135572, 10703358, 21406716]

約数ペア:

[(1, 21406716), (2, 10703358), (3, 7135572), (4, 5351679), (6, 3567786), (9, 2378524), (12, 1783893), (18, 1189262), (36, 594631), (587, 36468), (1013, 21132), (1174, 18234), (1761, 12156), (2026, 10566), (2348, 9117), (3039, 7044), (3522, 6078), (4052, 5283)]