21284102

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2417}}^1$

素因数の和:2480

約数の個数: 32

約数和(自身を含む): 39693888

約数和(自身を除く): 18409786

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 518, 629, 1258, 2417, 4403, 4834, 8806, 16919, 33838, 41089, 82178, 89429, 178858, 287623, 575246, 626003, 1252006, 1520293, 3040586, 10642051, 21284102]

約数ペア:

[(1, 21284102), (2, 10642051), (7, 3040586), (14, 1520293), (17, 1252006), (34, 626003), (37, 575246), (74, 287623), (119, 178858), (238, 89429), (259, 82178), (518, 41089), (629, 33838), (1258, 16919), (2417, 8806), (4403, 4834)]