21339692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 22786516

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 47, 68, 94, 187, 188, 374, 517, 607, 748, 799, 1034, 1214, 1598, 2068, 2428, 3196, 6677, 8789, 10319, 13354, 17578, 20638, 26708, 28529, 35156, 41276, 57058, 113509, 114116, 227018, 313819, 454036, 484993, 627638, 969986, 1255276, 1939972, 5334923, 10669846, 21339692]

約数ペア:

[(1, 21339692), (2, 10669846), (4, 5334923), (11, 1939972), (17, 1255276), (22, 969986), (34, 627638), (44, 484993), (47, 454036), (68, 313819), (94, 227018), (187, 114116), (188, 113509), (374, 57058), (517, 41276), (607, 35156), (748, 28529), (799, 26708), (1034, 20638), (1214, 17578), (1598, 13354), (2068, 10319), (2428, 8789), (3196, 6677)]