21102304

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38791}}^1$

素因数の和:38818

約数の個数: 24

約数和(自身を含む): 43990128

約数和(自身を除く): 22887824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38791, 77582, 155164, 310328, 620656, 659447, 1241312, 1318894, 2637788, 5275576, 10551152, 21102304]

約数ペア:

[(1, 21102304), (2, 10551152), (4, 5275576), (8, 2637788), (16, 1318894), (17, 1241312), (32, 659447), (34, 620656), (68, 310328), (136, 155164), (272, 77582), (544, 38791)]