21334810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4549}}^1$

素因数の和:4630

約数の個数: 32

約数和(自身を含む): 44553600

約数和(自身を除く): 23218790

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4549, 4690, 9098, 22745, 31843, 45490, 63686, 159215, 304783, 318430, 609566, 1523915, 2133481, 3047830, 4266962, 10667405, 21334810]

約数ペア:

[(1, 21334810), (2, 10667405), (5, 4266962), (7, 3047830), (10, 2133481), (14, 1523915), (35, 609566), (67, 318430), (70, 304783), (134, 159215), (335, 63686), (469, 45490), (670, 31843), (938, 22745), (2345, 9098), (4549, 4690)]