21037212

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27827}}^1$

素因数の和:27847

約数の個数: 48

約数和(自身を含む): 62334720

約数和(自身を除く): 41297508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27827, 55654, 83481, 111308, 166962, 194789, 250443, 333924, 389578, 500886, 584367, 751329, 779156, 1001772, 1168734, 1502658, 1753101, 2337468, 3005316, 3506202, 5259303, 7012404, 10518606, 21037212]

約数ペア:

[(1, 21037212), (2, 10518606), (3, 7012404), (4, 5259303), (6, 3506202), (7, 3005316), (9, 2337468), (12, 1753101), (14, 1502658), (18, 1168734), (21, 1001772), (27, 779156), (28, 751329), (36, 584367), (42, 500886), (54, 389578), (63, 333924), (84, 250443), (108, 194789), (126, 166962), (189, 111308), (252, 83481), (378, 55654), (756, 27827)]