21840732

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4703}}^1$

素因数の和:4759

約数の個数: 48

約数和(自身を含む): 57953280

約数和(自身を除く): 36112548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 4703, 9406, 14109, 18812, 28218, 42327, 56436, 84654, 126981, 169308, 202229, 253962, 404458, 507924, 606687, 808916, 1213374, 1820061, 2426748, 3640122, 5460183, 7280244, 10920366, 21840732]

約数ペア:

[(1, 21840732), (2, 10920366), (3, 7280244), (4, 5460183), (6, 3640122), (9, 2426748), (12, 1820061), (18, 1213374), (27, 808916), (36, 606687), (43, 507924), (54, 404458), (86, 253962), (108, 202229), (129, 169308), (172, 126981), (258, 84654), (387, 56436), (516, 42327), (774, 28218), (1161, 18812), (1548, 14109), (2322, 9406), (4644, 4703)]