21969078383

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{12821}}^1$

素因数の和:13247

約数の個数: 32

約数和(自身を含む): 27178536960

約数和(自身を除く): 5209458577

約数列:

[1, 7, 23, 29, 161, 203, 367, 667, 2569, 4669, 8441, 10643, 12821, 59087, 74501, 89747, 244789, 294883, 371809, 1713523, 2064181, 2602663, 4705307, 8551607, 32937149, 59861249, 108222061, 136453903, 757554427, 955177321, 3138439769, 21969078383]

約数ペア:

[(1, 21969078383), (7, 3138439769), (23, 955177321), (29, 757554427), (161, 136453903), (203, 108222061), (367, 59861249), (667, 32937149), (2569, 8551607), (4669, 4705307), (8441, 2602663), (10643, 2064181), (12821, 1713523), (59087, 371809), (74501, 294883), (89747, 244789)]