21169120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:524

約数の個数: 96

約数和(自身を含む): 58677696

約数和(自身を除く): 37508576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 328, 410, 461, 560, 574, 656, 820, 922, 1120, 1148, 1312, 1435, 1640, 1844, 2296, 2305, 2870, 3227, 3280, 3688, 4592, 4610, 5740, 6454, 6560, 7376, 9184, 9220, 11480, 12908, 14752, 16135, 18440, 18901, 22960, 25816, 32270, 36880, 37802, 45920, 51632, 64540, 73760, 75604, 94505, 103264, 129080, 132307, 151208, 189010, 258160, 264614, 302416, 378020, 516320, 529228, 604832, 661535, 756040, 1058456, 1323070, 1512080, 2116912, 2646140, 3024160, 4233824, 5292280, 10584560, 21169120]

約数ペア:

[(1, 21169120), (2, 10584560), (4, 5292280), (5, 4233824), (7, 3024160), (8, 2646140), (10, 2116912), (14, 1512080), (16, 1323070), (20, 1058456), (28, 756040), (32, 661535), (35, 604832), (40, 529228), (41, 516320), (56, 378020), (70, 302416), (80, 264614), (82, 258160), (112, 189010), (140, 151208), (160, 132307), (164, 129080), (205, 103264), (224, 94505), (280, 75604), (287, 73760), (328, 64540), (410, 51632), (461, 45920), (560, 37802), (574, 36880), (656, 32270), (820, 25816), (922, 22960), (1120, 18901), (1148, 18440), (1312, 16135), (1435, 14752), (1640, 12908), (1844, 11480), (2296, 9220), (2305, 9184), (2870, 7376), (3227, 6560), (3280, 6454), (3688, 5740), (4592, 4610)]