21086028

素因数分解:

$2^2\times 3^3\times {\mathrm{195241}}^1$

素因数の和:195254

約数の個数: 24

約数和(自身を含む): 54667760

約数和(自身を除く): 33581732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195241, 390482, 585723, 780964, 1171446, 1757169, 2342892, 3514338, 5271507, 7028676, 10543014, 21086028]

約数ペア:

[(1, 21086028), (2, 10543014), (3, 7028676), (4, 5271507), (6, 3514338), (9, 2342892), (12, 1757169), (18, 1171446), (27, 780964), (36, 585723), (54, 390482), (108, 195241)]