21430336

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19697}}^1$

素因数の和:19726

約数の個数: 28

約数和(自身を含む): 45029628

約数和(自身を除く): 23599292

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19697, 39394, 78788, 157576, 315152, 334849, 630304, 669698, 1260608, 1339396, 2678792, 5357584, 10715168, 21430336]

約数ペア:

[(1, 21430336), (2, 10715168), (4, 5357584), (8, 2678792), (16, 1339396), (17, 1260608), (32, 669698), (34, 630304), (64, 334849), (68, 315152), (136, 157576), (272, 78788), (544, 39394), (1088, 19697)]