221139184

素因数分解:

$2^4\times 7^1\times {\mathrm{1974457}}^1$

素因数の和:1974472

約数の個数: 20

約数和(自身を含む): 489665584

約数和(自身を除く): 268526400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1974457, 3948914, 7897828, 13821199, 15795656, 27642398, 31591312, 55284796, 110569592, 221139184]

約数ペア:

[(1, 221139184), (2, 110569592), (4, 55284796), (7, 31591312), (8, 27642398), (14, 15795656), (16, 13821199), (28, 7897828), (56, 3948914), (112, 1974457)]