21226956

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 51673440

約数和(自身を除く): 30446484

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 181, 337, 348, 362, 543, 674, 724, 1011, 1086, 1348, 2022, 2172, 4044, 5249, 9773, 10498, 15747, 19546, 20996, 29319, 31494, 39092, 58638, 60997, 62988, 117276, 121994, 182991, 243988, 365982, 731964, 1768913, 3537826, 5306739, 7075652, 10613478, 21226956]

約数ペア:

[(1, 21226956), (2, 10613478), (3, 7075652), (4, 5306739), (6, 3537826), (12, 1768913), (29, 731964), (58, 365982), (87, 243988), (116, 182991), (174, 121994), (181, 117276), (337, 62988), (348, 60997), (362, 58638), (543, 39092), (674, 31494), (724, 29319), (1011, 20996), (1086, 19546), (1348, 15747), (2022, 10498), (2172, 9773), (4044, 5249)]