21260608

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19541}}^1$

素因数の和:19570

約数の個数: 28

約数和(自身を含む): 44673012

約数和(自身を除く): 23412404

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19541, 39082, 78164, 156328, 312656, 332197, 625312, 664394, 1250624, 1328788, 2657576, 5315152, 10630304, 21260608]

約数ペア:

[(1, 21260608), (2, 10630304), (4, 5315152), (8, 2657576), (16, 1328788), (17, 1250624), (32, 664394), (34, 625312), (64, 332197), (68, 312656), (136, 156328), (272, 78164), (544, 39082), (1088, 19541)]