221401376

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{52021}}^1$

素因数の和:52057

約数の個数: 48

約数和(自身を含む): 524381760

約数和(自身を除く): 302980384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 52021, 104042, 208084, 364147, 416168, 728294, 832336, 988399, 1456588, 1664672, 1976798, 2913176, 3953596, 5826352, 6918793, 7907192, 11652704, 13837586, 15814384, 27675172, 31628768, 55350344, 110700688, 221401376]

約数ペア:

[(1, 221401376), (2, 110700688), (4, 55350344), (7, 31628768), (8, 27675172), (14, 15814384), (16, 13837586), (19, 11652704), (28, 7907192), (32, 6918793), (38, 5826352), (56, 3953596), (76, 2913176), (112, 1976798), (133, 1664672), (152, 1456588), (224, 988399), (266, 832336), (304, 728294), (532, 416168), (608, 364147), (1064, 208084), (2128, 104042), (4256, 52021)]