21761028

素因数分解:

$2^2\times 3^3\times {\mathrm{201491}}^1$

素因数の和:201504

約数の個数: 24

約数和(自身を含む): 56417760

約数和(自身を除く): 34656732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 201491, 402982, 604473, 805964, 1208946, 1813419, 2417892, 3626838, 5440257, 7253676, 10880514, 21761028]

約数ペア:

[(1, 21761028), (2, 10880514), (3, 7253676), (4, 5440257), (6, 3626838), (9, 2417892), (12, 1813419), (18, 1208946), (27, 805964), (36, 604473), (54, 402982), (108, 201491)]