21430512

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{3461}}^1$

素因数の和:3518

約数の個数: 60

約数和(自身を含む): 61388184

約数和(自身を除く): 39957672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 688, 774, 1032, 1548, 2064, 3096, 3461, 6192, 6922, 10383, 13844, 20766, 27688, 31149, 41532, 55376, 62298, 83064, 124596, 148823, 166128, 249192, 297646, 446469, 498384, 595292, 892938, 1190584, 1339407, 1785876, 2381168, 2678814, 3571752, 5357628, 7143504, 10715256, 21430512]

約数ペア:

[(1, 21430512), (2, 10715256), (3, 7143504), (4, 5357628), (6, 3571752), (8, 2678814), (9, 2381168), (12, 1785876), (16, 1339407), (18, 1190584), (24, 892938), (36, 595292), (43, 498384), (48, 446469), (72, 297646), (86, 249192), (129, 166128), (144, 148823), (172, 124596), (258, 83064), (344, 62298), (387, 55376), (516, 41532), (688, 31149), (774, 27688), (1032, 20766), (1548, 13844), (2064, 10383), (3096, 6922), (3461, 6192)]