21801138

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 45045504

約数和(自身を除く): 23244366

約数列:

[1, 2, 3, 6, 47, 94, 97, 141, 194, 282, 291, 582, 797, 1594, 2391, 4559, 4782, 9118, 13677, 27354, 37459, 74918, 77309, 112377, 154618, 224754, 231927, 463854, 3633523, 7267046, 10900569, 21801138]

約数ペア:

[(1, 21801138), (2, 10900569), (3, 7267046), (6, 3633523), (47, 463854), (94, 231927), (97, 224754), (141, 154618), (194, 112377), (282, 77309), (291, 74918), (582, 37459), (797, 27354), (1594, 13677), (2391, 9118), (4559, 4782)]