21123486

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69031}}^1$

素因数の和:69056

約数の個数: 24

約数和(自身を含む): 48460464

約数和(自身を除く): 27336978

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69031, 138062, 207093, 414186, 621279, 1173527, 1242558, 2347054, 3520581, 7041162, 10561743, 21123486]

約数ペア:

[(1, 21123486), (2, 10561743), (3, 7041162), (6, 3520581), (9, 2347054), (17, 1242558), (18, 1173527), (34, 621279), (51, 414186), (102, 207093), (153, 138062), (306, 69031)]