21179364

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15619}}^1$

素因数の和:15739

約数の個数: 24

約数和(自身を含む): 49859040

約数和(自身を除く): 28679676

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15619, 31238, 46857, 62476, 93714, 187428, 1764947, 3529894, 5294841, 7059788, 10589682, 21179364]

約数ペア:

[(1, 21179364), (2, 10589682), (3, 7059788), (4, 5294841), (6, 3529894), (12, 1764947), (113, 187428), (226, 93714), (339, 62476), (452, 46857), (678, 31238), (1356, 15619)]