21235128

素因数分解:

$2^3\times 3^1\times {\mathrm{179}}^1\times {\mathrm{4943}}^1$

素因数の和:5131

約数の個数: 32

約数和(自身を含む): 53395200

約数和(自身を除く): 32160072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 179, 358, 537, 716, 1074, 1432, 2148, 4296, 4943, 9886, 14829, 19772, 29658, 39544, 59316, 118632, 884797, 1769594, 2654391, 3539188, 5308782, 7078376, 10617564, 21235128]

約数ペア:

[(1, 21235128), (2, 10617564), (3, 7078376), (4, 5308782), (6, 3539188), (8, 2654391), (12, 1769594), (24, 884797), (179, 118632), (358, 59316), (537, 39544), (716, 29658), (1074, 19772), (1432, 14829), (2148, 9886), (4296, 4943)]