21859348

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2417}}^1$

素因数の和:2464

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 26887532

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 2417, 4522, 4834, 9044, 9668, 16919, 33838, 41089, 45923, 67676, 82178, 91846, 164356, 183692, 287623, 321461, 575246, 642922, 780691, 1150492, 1285844, 1561382, 3122764, 5464837, 10929674, 21859348]

約数ペア:

[(1, 21859348), (2, 10929674), (4, 5464837), (7, 3122764), (14, 1561382), (17, 1285844), (19, 1150492), (28, 780691), (34, 642922), (38, 575246), (68, 321461), (76, 287623), (119, 183692), (133, 164356), (238, 91846), (266, 82178), (323, 67676), (476, 45923), (532, 41089), (646, 33838), (1292, 16919), (2261, 9668), (2417, 9044), (4522, 4834)]