21061026

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55717}}^1$

素因数の和:55735

約数の個数: 32

約数和(自身を含む): 53489280

約数和(自身を除く): 32428254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55717, 111434, 167151, 334302, 390019, 501453, 780038, 1002906, 1170057, 1504359, 2340114, 3008718, 3510171, 7020342, 10530513, 21061026]

約数ペア:

[(1, 21061026), (2, 10530513), (3, 7020342), (6, 3510171), (7, 3008718), (9, 2340114), (14, 1504359), (18, 1170057), (21, 1002906), (27, 780038), (42, 501453), (54, 390019), (63, 334302), (126, 167151), (189, 111434), (378, 55717)]