21463616

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{929}}^1$

素因数の和:979

約数の個数: 42

約数和(自身を含む): 44999910

約数和(自身を除く): 23536294

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 608, 722, 929, 1216, 1444, 1858, 2888, 3716, 5776, 7432, 11552, 14864, 17651, 23104, 29728, 35302, 59456, 70604, 141208, 282416, 335369, 564832, 670738, 1129664, 1341476, 2682952, 5365904, 10731808, 21463616]

約数ペア:

[(1, 21463616), (2, 10731808), (4, 5365904), (8, 2682952), (16, 1341476), (19, 1129664), (32, 670738), (38, 564832), (64, 335369), (76, 282416), (152, 141208), (304, 70604), (361, 59456), (608, 35302), (722, 29728), (929, 23104), (1216, 17651), (1444, 14864), (1858, 11552), (2888, 7432), (3716, 5776)]