21103460204

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{221201}}^1$

素因数の和:221306

約数の個数: 48

約数和(自身を含む): 41472720576

約数和(自身を除く): 20369260372

約数列:

[1, 2, 4, 17, 23, 34, 46, 61, 68, 92, 122, 244, 391, 782, 1037, 1403, 1564, 2074, 2806, 4148, 5612, 23851, 47702, 95404, 221201, 442402, 884804, 3760417, 5087623, 7520834, 10175246, 13493261, 15041668, 20350492, 26986522, 53973044, 86489591, 172979182, 229385437, 310345003, 345958364, 458770874, 620690006, 917541748, 1241380012, 5275865051, 10551730102, 21103460204]

約数ペア:

[(1, 21103460204), (2, 10551730102), (4, 5275865051), (17, 1241380012), (23, 917541748), (34, 620690006), (46, 458770874), (61, 345958364), (68, 310345003), (92, 229385437), (122, 172979182), (244, 86489591), (391, 53973044), (782, 26986522), (1037, 20350492), (1403, 15041668), (1564, 13493261), (2074, 10175246), (2806, 7520834), (4148, 5087623), (5612, 3760417), (23851, 884804), (47702, 442402), (95404, 221201)]