21176412

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 52483200

約数和(自身を除く): 31306788

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 131, 228, 262, 393, 524, 709, 786, 1418, 1572, 2127, 2489, 2836, 4254, 4978, 7467, 8508, 9956, 13471, 14934, 26942, 29868, 40413, 53884, 80826, 92879, 161652, 185758, 278637, 371516, 557274, 1114548, 1764701, 3529402, 5294103, 7058804, 10588206, 21176412]

約数ペア:

[(1, 21176412), (2, 10588206), (3, 7058804), (4, 5294103), (6, 3529402), (12, 1764701), (19, 1114548), (38, 557274), (57, 371516), (76, 278637), (114, 185758), (131, 161652), (228, 92879), (262, 80826), (393, 53884), (524, 40413), (709, 29868), (786, 26942), (1418, 14934), (1572, 13471), (2127, 9956), (2489, 8508), (2836, 7467), (4254, 4978)]