21825530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53233}}^1$

素因数の和:53281

約数の個数: 16

約数和(自身を含む): 40244904

約数和(自身を除く): 18419374

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 53233, 106466, 266165, 532330, 2182553, 4365106, 10912765, 21825530]

約数ペア:

[(1, 21825530), (2, 10912765), (5, 4365106), (10, 2182553), (41, 532330), (82, 266165), (205, 106466), (410, 53233)]