21510606

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1307}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 46585728

約数和(自身を除く): 25075122

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 211, 422, 633, 1266, 1307, 2614, 2743, 3921, 5486, 7842, 8229, 16458, 16991, 33982, 50973, 101946, 275777, 551554, 827331, 1654662, 3585101, 7170202, 10755303, 21510606]

約数ペア:

[(1, 21510606), (2, 10755303), (3, 7170202), (6, 3585101), (13, 1654662), (26, 827331), (39, 551554), (78, 275777), (211, 101946), (422, 50973), (633, 33982), (1266, 16991), (1307, 16458), (2614, 8229), (2743, 7842), (3921, 5486)]