21667656

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2309}}^1$

素因数の和:2358

約数の個数: 64

約数和(自身を含む): 59875200

約数和(自身を除く): 38207544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 2309, 2346, 3128, 4618, 4692, 6927, 9236, 9384, 13854, 18472, 27708, 39253, 53107, 55416, 78506, 106214, 117759, 157012, 159321, 212428, 235518, 314024, 318642, 424856, 471036, 637284, 902819, 942072, 1274568, 1805638, 2708457, 3611276, 5416914, 7222552, 10833828, 21667656]

約数ペア:

[(1, 21667656), (2, 10833828), (3, 7222552), (4, 5416914), (6, 3611276), (8, 2708457), (12, 1805638), (17, 1274568), (23, 942072), (24, 902819), (34, 637284), (46, 471036), (51, 424856), (68, 318642), (69, 314024), (92, 235518), (102, 212428), (136, 159321), (138, 157012), (184, 117759), (204, 106214), (276, 78506), (391, 55416), (408, 53107), (552, 39253), (782, 27708), (1173, 18472), (1564, 13854), (2309, 9384), (2346, 9236), (3128, 6927), (4618, 4692)]