21198264

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{13183}}^1$

素因数の和:13259

約数の個数: 32

約数和(自身を含む): 53790720

約数和(自身を除く): 32592456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 13183, 26366, 39549, 52732, 79098, 105464, 158196, 316392, 883261, 1766522, 2649783, 3533044, 5299566, 7066088, 10599132, 21198264]

約数ペア:

[(1, 21198264), (2, 10599132), (3, 7066088), (4, 5299566), (6, 3533044), (8, 2649783), (12, 1766522), (24, 883261), (67, 316392), (134, 158196), (201, 105464), (268, 79098), (402, 52732), (536, 39549), (804, 26366), (1608, 13183)]