24756921

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1$

素因数の和:995

約数の個数: 40

約数和(自身を含む): 43211520

約数和(自身を除く): 18454599

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 929, 987, 1269, 2787, 2961, 3807, 6503, 8361, 8883, 19509, 25083, 26649, 43663, 58527, 75249, 130989, 175581, 305641, 392967, 526743, 916923, 1178901, 2750769, 3536703, 8252307, 24756921]

約数ペア:

[(1, 24756921), (3, 8252307), (7, 3536703), (9, 2750769), (21, 1178901), (27, 916923), (47, 526743), (63, 392967), (81, 305641), (141, 175581), (189, 130989), (329, 75249), (423, 58527), (567, 43663), (929, 26649), (987, 25083), (1269, 19509), (2787, 8883), (2961, 8361), (3807, 6503)]