21312

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^1$

素因数の和:55

約数の個数: 42

約数和(自身を含む): 62738

約数和(自身を除く): 41426

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 144, 148, 192, 222, 288, 296, 333, 444, 576, 592, 666, 888, 1184, 1332, 1776, 2368, 2664, 3552, 5328, 7104, 10656, 21312]

約数ペア:

[(1, 21312), (2, 10656), (3, 7104), (4, 5328), (6, 3552), (8, 2664), (9, 2368), (12, 1776), (16, 1332), (18, 1184), (24, 888), (32, 666), (36, 592), (37, 576), (48, 444), (64, 333), (72, 296), (74, 288), (96, 222), (111, 192), (144, 148)]