21799728

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3221}}^1$

素因数の和:3282

約数の個数: 60

約数和(自身を含む): 62326368

約数和(自身を除く): 40526640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3221, 3384, 6442, 6768, 9663, 12884, 19326, 25768, 28989, 38652, 51536, 57978, 77304, 115956, 151387, 154608, 231912, 302774, 454161, 463824, 605548, 908322, 1211096, 1362483, 1816644, 2422192, 2724966, 3633288, 5449932, 7266576, 10899864, 21799728]

約数ペア:

[(1, 21799728), (2, 10899864), (3, 7266576), (4, 5449932), (6, 3633288), (8, 2724966), (9, 2422192), (12, 1816644), (16, 1362483), (18, 1211096), (24, 908322), (36, 605548), (47, 463824), (48, 454161), (72, 302774), (94, 231912), (141, 154608), (144, 151387), (188, 115956), (282, 77304), (376, 57978), (423, 51536), (564, 38652), (752, 28989), (846, 25768), (1128, 19326), (1692, 12884), (2256, 9663), (3221, 6768), (3384, 6442)]