21974302

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 40255488

約数和(自身を除く): 18281186

約数列:

[1, 2, 7, 14, 17, 34, 119, 127, 238, 254, 727, 889, 1454, 1778, 2159, 4318, 5089, 10178, 12359, 15113, 24718, 30226, 86513, 92329, 173026, 184658, 646303, 1292606, 1569593, 3139186, 10987151, 21974302]

約数ペア:

[(1, 21974302), (2, 10987151), (7, 3139186), (14, 1569593), (17, 1292606), (34, 646303), (119, 184658), (127, 173026), (238, 92329), (254, 86513), (727, 30226), (889, 24718), (1454, 15113), (1778, 12359), (2159, 10178), (4318, 5089)]