21686694

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 44684160

約数和(自身を除く): 22997466

約数列:

[1, 2, 3, 6, 67, 73, 134, 146, 201, 219, 402, 438, 739, 1478, 2217, 4434, 4891, 9782, 14673, 29346, 49513, 53947, 99026, 107894, 148539, 161841, 297078, 323682, 3614449, 7228898, 10843347, 21686694]

約数ペア:

[(1, 21686694), (2, 10843347), (3, 7228898), (6, 3614449), (67, 323682), (73, 297078), (134, 161841), (146, 148539), (201, 107894), (219, 99026), (402, 53947), (438, 49513), (739, 29346), (1478, 14673), (2217, 9782), (4434, 4891)]