21796715529

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{727}}^1\times {\mathrm{11527}}^1$

素因数の和:12294

約数の個数: 36

約数和(自身を含む): 33494004544

約数和(自身を除く): 11697289015

約数列:

[1, 3, 9, 17, 51, 153, 289, 727, 867, 2181, 2601, 6543, 11527, 12359, 34581, 37077, 103743, 111231, 195959, 210103, 587877, 630309, 1763631, 1890927, 3331303, 8380129, 9993909, 25140387, 29981727, 75421161, 142462193, 427386579, 1282159737, 2421857281, 7265571843, 21796715529]

約数ペア:

[(1, 21796715529), (3, 7265571843), (9, 2421857281), (17, 1282159737), (51, 427386579), (153, 142462193), (289, 75421161), (727, 29981727), (867, 25140387), (2181, 9993909), (2601, 8380129), (6543, 3331303), (11527, 1890927), (12359, 1763631), (34581, 630309), (37077, 587877), (103743, 210103), (111231, 195959)]