21928014

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 50603280

約数和(自身を除く): 28675266

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 97, 114, 171, 194, 291, 342, 582, 661, 873, 1322, 1746, 1843, 1983, 3686, 3966, 5529, 5949, 11058, 11898, 12559, 16587, 25118, 33174, 37677, 64117, 75354, 113031, 128234, 192351, 226062, 384702, 577053, 1154106, 1218223, 2436446, 3654669, 7309338, 10964007, 21928014]

約数ペア:

[(1, 21928014), (2, 10964007), (3, 7309338), (6, 3654669), (9, 2436446), (18, 1218223), (19, 1154106), (38, 577053), (57, 384702), (97, 226062), (114, 192351), (171, 128234), (194, 113031), (291, 75354), (342, 64117), (582, 37677), (661, 33174), (873, 25118), (1322, 16587), (1746, 12559), (1843, 11898), (1983, 11058), (3686, 5949), (3966, 5529)]