21422924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1013}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 39862368

約数和(自身を除く): 18439444

約数列:

[1, 2, 4, 17, 34, 68, 311, 622, 1013, 1244, 2026, 4052, 5287, 10574, 17221, 21148, 34442, 68884, 315043, 630086, 1260172, 5355731, 10711462, 21422924]

約数ペア:

[(1, 21422924), (2, 10711462), (4, 5355731), (17, 1260172), (34, 630086), (68, 315043), (311, 68884), (622, 34442), (1013, 21148), (1244, 17221), (2026, 10574), (4052, 5287)]