21463304

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 19905016

約数列:

[1, 2, 4, 8, 53, 106, 212, 223, 227, 424, 446, 454, 892, 908, 1784, 1816, 11819, 12031, 23638, 24062, 47276, 48124, 50621, 94552, 96248, 101242, 202484, 404968, 2682913, 5365826, 10731652, 21463304]

約数ペア:

[(1, 21463304), (2, 10731652), (4, 5365826), (8, 2682913), (53, 404968), (106, 202484), (212, 101242), (223, 96248), (227, 94552), (424, 50621), (446, 48124), (454, 47276), (892, 24062), (908, 23638), (1784, 12031), (1816, 11819)]