21184686

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 51010560

約数和(自身を除く): 29825874

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 47, 51, 54, 94, 102, 141, 153, 282, 306, 423, 459, 491, 799, 846, 918, 982, 1269, 1473, 1598, 2397, 2538, 2946, 4419, 4794, 7191, 8347, 8838, 13257, 14382, 16694, 21573, 23077, 25041, 26514, 43146, 46154, 50082, 69231, 75123, 138462, 150246, 207693, 225369, 392309, 415386, 450738, 623079, 784618, 1176927, 1246158, 2353854, 3530781, 7061562, 10592343, 21184686]

約数ペア:

[(1, 21184686), (2, 10592343), (3, 7061562), (6, 3530781), (9, 2353854), (17, 1246158), (18, 1176927), (27, 784618), (34, 623079), (47, 450738), (51, 415386), (54, 392309), (94, 225369), (102, 207693), (141, 150246), (153, 138462), (282, 75123), (306, 69231), (423, 50082), (459, 46154), (491, 43146), (799, 26514), (846, 25041), (918, 23077), (982, 21573), (1269, 16694), (1473, 14382), (1598, 13257), (2397, 8838), (2538, 8347), (2946, 7191), (4419, 4794)]