21194536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1061}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 43584480

約数和(自身を除く): 22389944

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 227, 454, 908, 1061, 1816, 2122, 2497, 4244, 4994, 8488, 9988, 11671, 19976, 23342, 46684, 93368, 240847, 481694, 963388, 1926776, 2649317, 5298634, 10597268, 21194536]

約数ペア:

[(1, 21194536), (2, 10597268), (4, 5298634), (8, 2649317), (11, 1926776), (22, 963388), (44, 481694), (88, 240847), (227, 93368), (454, 46684), (908, 23342), (1061, 19976), (1816, 11671), (2122, 9988), (2497, 8488), (4244, 4994)]