21972650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{937}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 47455296

約数和(自身を除く): 25482646

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 67, 70, 134, 175, 335, 350, 469, 670, 937, 938, 1675, 1874, 2345, 3350, 4685, 4690, 6559, 9370, 11725, 13118, 23425, 23450, 32795, 46850, 62779, 65590, 125558, 163975, 313895, 327950, 439453, 627790, 878906, 1569475, 2197265, 3138950, 4394530, 10986325, 21972650]

約数ペア:

[(1, 21972650), (2, 10986325), (5, 4394530), (7, 3138950), (10, 2197265), (14, 1569475), (25, 878906), (35, 627790), (50, 439453), (67, 327950), (70, 313895), (134, 163975), (175, 125558), (335, 65590), (350, 62779), (469, 46850), (670, 32795), (937, 23450), (938, 23425), (1675, 13118), (1874, 11725), (2345, 9370), (3350, 6559), (4685, 4690)]