21734090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1237}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 44924544

約数和(自身を除く): 23190454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 1237, 1255, 1757, 2474, 2510, 3514, 6185, 8659, 8785, 12370, 17318, 17570, 43295, 86590, 310487, 620974, 1552435, 2173409, 3104870, 4346818, 10867045, 21734090]

約数ペア:

[(1, 21734090), (2, 10867045), (5, 4346818), (7, 3104870), (10, 2173409), (14, 1552435), (35, 620974), (70, 310487), (251, 86590), (502, 43295), (1237, 17570), (1255, 17318), (1757, 12370), (2474, 8785), (2510, 8659), (3514, 6185)]