21521332

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{2141}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 43182720

約数和(自身を除く): 21661388

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1436, 2141, 2513, 4282, 5026, 8564, 10052, 14987, 29974, 59948, 768619, 1537238, 3074476, 5380333, 10760666, 21521332]

約数ペア:

[(1, 21521332), (2, 10760666), (4, 5380333), (7, 3074476), (14, 1537238), (28, 768619), (359, 59948), (718, 29974), (1436, 14987), (2141, 10052), (2513, 8564), (4282, 5026)]