21391572

素因数分解:

$2^2\times 3^1\times {\mathrm{227}}^1\times {\mathrm{7853}}^1$

素因数の和:8087

約数の個数: 24

約数和(自身を含む): 50139936

約数和(自身を除く): 28748364

約数列:

[1, 2, 3, 4, 6, 12, 227, 454, 681, 908, 1362, 2724, 7853, 15706, 23559, 31412, 47118, 94236, 1782631, 3565262, 5347893, 7130524, 10695786, 21391572]

約数ペア:

[(1, 21391572), (2, 10695786), (3, 7130524), (4, 5347893), (6, 3565262), (12, 1782631), (227, 94236), (454, 47118), (681, 31412), (908, 23559), (1362, 15706), (2724, 7853)]