21311370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4643}}^1$

素因数の和:4676

約数の個数: 64

約数和(自身を含む): 60186240

約数和(自身を除く): 38874870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4590, 4643, 9286, 13929, 23215, 27858, 41787, 46430, 69645, 78931, 83574, 125361, 139290, 157862, 208935, 236793, 250722, 394655, 417870, 473586, 626805, 710379, 789310, 1183965, 1253610, 1420758, 2131137, 2367930, 3551895, 4262274, 7103790, 10655685, 21311370]

約数ペア:

[(1, 21311370), (2, 10655685), (3, 7103790), (5, 4262274), (6, 3551895), (9, 2367930), (10, 2131137), (15, 1420758), (17, 1253610), (18, 1183965), (27, 789310), (30, 710379), (34, 626805), (45, 473586), (51, 417870), (54, 394655), (85, 250722), (90, 236793), (102, 208935), (135, 157862), (153, 139290), (170, 125361), (255, 83574), (270, 78931), (306, 69645), (459, 46430), (510, 41787), (765, 27858), (918, 23215), (1530, 13929), (2295, 9286), (4590, 4643)]