21773464

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4327}}^1$

素因数の和:4387

約数の個数: 32

約数和(自身を含む): 44405280

約数和(自身を除く): 22631816

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 4327, 5032, 8654, 17308, 34616, 73559, 147118, 160099, 294236, 320198, 588472, 640396, 1280792, 2721683, 5443366, 10886732, 21773464]

約数ペア:

[(1, 21773464), (2, 10886732), (4, 5443366), (8, 2721683), (17, 1280792), (34, 640396), (37, 588472), (68, 320198), (74, 294236), (136, 160099), (148, 147118), (296, 73559), (629, 34616), (1258, 17308), (2516, 8654), (4327, 5032)]