21936618

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4817}}^1$

素因数の和:4859

約数の個数: 48

約数和(自身を含む): 54115776

約数和(自身を除く): 32179158

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4554, 4817, 9634, 14451, 28902, 43353, 52987, 86706, 105974, 110791, 158961, 221582, 317922, 332373, 476883, 664746, 953766, 997119, 1218701, 1994238, 2437402, 3656103, 7312206, 10968309, 21936618]

約数ペア:

[(1, 21936618), (2, 10968309), (3, 7312206), (6, 3656103), (9, 2437402), (11, 1994238), (18, 1218701), (22, 997119), (23, 953766), (33, 664746), (46, 476883), (66, 332373), (69, 317922), (99, 221582), (138, 158961), (198, 110791), (207, 105974), (253, 86706), (414, 52987), (506, 43353), (759, 28902), (1518, 14451), (2277, 9634), (4554, 4817)]