21575584

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{2333}}^1$

素因数の和:2377

約数の個数: 36

約数和(自身を含む): 45141894

約数和(自身を除く): 23566310

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2312, 2333, 4624, 4666, 9248, 9332, 18664, 37328, 39661, 74656, 79322, 158644, 317288, 634576, 674237, 1269152, 1348474, 2696948, 5393896, 10787792, 21575584]

約数ペア:

[(1, 21575584), (2, 10787792), (4, 5393896), (8, 2696948), (16, 1348474), (17, 1269152), (32, 674237), (34, 634576), (68, 317288), (136, 158644), (272, 79322), (289, 74656), (544, 39661), (578, 37328), (1156, 18664), (2312, 9332), (2333, 9248), (4624, 4666)]