21382074

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4139}}^1$

素因数の和:4195

約数の個数: 48

約数和(自身を含む): 54250560

約数和(自身を除く): 32868486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 4139, 5166, 8278, 12417, 24834, 28973, 37251, 57946, 74502, 86919, 169699, 173838, 260757, 339398, 509097, 521514, 1018194, 1187893, 1527291, 2375786, 3054582, 3563679, 7127358, 10691037, 21382074]

約数ペア:

[(1, 21382074), (2, 10691037), (3, 7127358), (6, 3563679), (7, 3054582), (9, 2375786), (14, 1527291), (18, 1187893), (21, 1018194), (41, 521514), (42, 509097), (63, 339398), (82, 260757), (123, 173838), (126, 169699), (246, 86919), (287, 74502), (369, 57946), (574, 37251), (738, 28973), (861, 24834), (1722, 12417), (2583, 8278), (4139, 5166)]