21776166

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 50909040

約数和(自身を除く): 29132874

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 82, 114, 123, 171, 246, 342, 369, 738, 779, 1553, 1558, 2337, 3106, 4659, 4674, 7011, 9318, 13977, 14022, 27954, 29507, 59014, 63673, 88521, 127346, 177042, 191019, 265563, 382038, 531126, 573057, 1146114, 1209787, 2419574, 3629361, 7258722, 10888083, 21776166]

約数ペア:

[(1, 21776166), (2, 10888083), (3, 7258722), (6, 3629361), (9, 2419574), (18, 1209787), (19, 1146114), (38, 573057), (41, 531126), (57, 382038), (82, 265563), (114, 191019), (123, 177042), (171, 127346), (246, 88521), (342, 63673), (369, 59014), (738, 29507), (779, 27954), (1553, 14022), (1558, 13977), (2337, 9318), (3106, 7011), (4659, 4674)]