21224538

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^2\times {\mathrm{743}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 49371840

約数和(自身を除く): 28147302

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 529, 621, 743, 1058, 1242, 1486, 1587, 2229, 3174, 4458, 4761, 6687, 9522, 13374, 14283, 17089, 20061, 28566, 34178, 40122, 51267, 102534, 153801, 307602, 393047, 461403, 786094, 922806, 1179141, 2358282, 3537423, 7074846, 10612269, 21224538]

約数ペア:

[(1, 21224538), (2, 10612269), (3, 7074846), (6, 3537423), (9, 2358282), (18, 1179141), (23, 922806), (27, 786094), (46, 461403), (54, 393047), (69, 307602), (138, 153801), (207, 102534), (414, 51267), (529, 40122), (621, 34178), (743, 28566), (1058, 20061), (1242, 17089), (1486, 14283), (1587, 13374), (2229, 9522), (3174, 6687), (4458, 4761)]