21210882914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{229739}}^1$

素因数の和:229874

約数の個数: 32

約数和(自身を含む): 35431421760

約数和(自身を除く): 14220538846

約数列:

[1, 2, 13, 26, 53, 67, 106, 134, 689, 871, 1378, 1742, 3551, 7102, 46163, 92326, 229739, 459478, 2986607, 5973214, 12176167, 15392513, 24352334, 30785026, 158290171, 200102669, 316580342, 400205338, 815803189, 1631606378, 10605441457, 21210882914]

約数ペア:

[(1, 21210882914), (2, 10605441457), (13, 1631606378), (26, 815803189), (53, 400205338), (67, 316580342), (106, 200102669), (134, 158290171), (689, 30785026), (871, 24352334), (1378, 15392513), (1742, 12176167), (3551, 5973214), (7102, 2986607), (46163, 459478), (92326, 229739)]