21787002

素因数分解:

$2^1\times 3^3\times {\mathrm{83}}^1\times {\mathrm{4861}}^1$

素因数の和:4955

約数の個数: 32

約数和(自身を含む): 49008960

約数和(自身を除く): 27221958

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 83, 166, 249, 498, 747, 1494, 2241, 4482, 4861, 9722, 14583, 29166, 43749, 87498, 131247, 262494, 403463, 806926, 1210389, 2420778, 3631167, 7262334, 10893501, 21787002]

約数ペア:

[(1, 21787002), (2, 10893501), (3, 7262334), (6, 3631167), (9, 2420778), (18, 1210389), (27, 806926), (54, 403463), (83, 262494), (166, 131247), (249, 87498), (498, 43749), (747, 29166), (1494, 14583), (2241, 9722), (4482, 4861)]