21063402

素因数分解:

$2^1\times 3^4\times {\mathrm{130021}}^1$

素因数の和:130035

約数の個数: 20

約数和(自身を含む): 47197986

約数和(自身を除く): 26134584

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 130021, 260042, 390063, 780126, 1170189, 2340378, 3510567, 7021134, 10531701, 21063402]

約数ペア:

[(1, 21063402), (2, 10531701), (3, 7021134), (6, 3510567), (9, 2340378), (18, 1170189), (27, 780126), (54, 390063), (81, 260042), (162, 130021)]