21554952

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 34328568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 97, 141, 188, 194, 197, 282, 291, 376, 388, 394, 564, 582, 591, 776, 788, 1128, 1164, 1182, 1576, 2328, 2364, 4559, 4728, 9118, 9259, 13677, 18236, 18518, 19109, 27354, 27777, 36472, 37036, 38218, 54708, 55554, 57327, 74072, 76436, 109416, 111108, 114654, 152872, 222216, 229308, 458616, 898123, 1796246, 2694369, 3592492, 5388738, 7184984, 10777476, 21554952]

約数ペア:

[(1, 21554952), (2, 10777476), (3, 7184984), (4, 5388738), (6, 3592492), (8, 2694369), (12, 1796246), (24, 898123), (47, 458616), (94, 229308), (97, 222216), (141, 152872), (188, 114654), (194, 111108), (197, 109416), (282, 76436), (291, 74072), (376, 57327), (388, 55554), (394, 54708), (564, 38218), (582, 37036), (591, 36472), (776, 27777), (788, 27354), (1128, 19109), (1164, 18518), (1182, 18236), (1576, 13677), (2328, 9259), (2364, 9118), (4559, 4728)]