21864654

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{6427}}^1$

素因数の和:6451

約数の個数: 48

約数和(自身を含む): 56155008

約数和(自身を除く): 34290354

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 6427, 12854, 19281, 38562, 44989, 57843, 89978, 115686, 134967, 173529, 269934, 347058, 404901, 520587, 809802, 1041174, 1214703, 1561761, 2429406, 3123522, 3644109, 7288218, 10932327, 21864654]

約数ペア:

[(1, 21864654), (2, 10932327), (3, 7288218), (6, 3644109), (7, 3123522), (9, 2429406), (14, 1561761), (18, 1214703), (21, 1041174), (27, 809802), (42, 520587), (54, 404901), (63, 347058), (81, 269934), (126, 173529), (162, 134967), (189, 115686), (243, 89978), (378, 57843), (486, 44989), (567, 38562), (1134, 19281), (1701, 12854), (3402, 6427)]