21681186

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 44943360

約数和(自身を除く): 23262174

約数列:

[1, 2, 3, 6, 37, 74, 111, 127, 222, 254, 381, 762, 769, 1538, 2307, 4614, 4699, 9398, 14097, 28194, 28453, 56906, 85359, 97663, 170718, 195326, 292989, 585978, 3613531, 7227062, 10840593, 21681186]

約数ペア:

[(1, 21681186), (2, 10840593), (3, 7227062), (6, 3613531), (37, 585978), (74, 292989), (111, 195326), (127, 170718), (222, 97663), (254, 85359), (381, 56906), (762, 28453), (769, 28194), (1538, 14097), (2307, 9398), (4614, 4699)]