21082788

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11483}}^1$

素因数の和:11513

約数の個数: 48

約数和(自身を含む): 57879360

約数和(自身を除く): 36796572

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11483, 22966, 34449, 45932, 68898, 103347, 137796, 195211, 206694, 310041, 390422, 413388, 585633, 620082, 780844, 1171266, 1240164, 1756899, 2342532, 3513798, 5270697, 7027596, 10541394, 21082788]

約数ペア:

[(1, 21082788), (2, 10541394), (3, 7027596), (4, 5270697), (6, 3513798), (9, 2342532), (12, 1756899), (17, 1240164), (18, 1171266), (27, 780844), (34, 620082), (36, 585633), (51, 413388), (54, 390422), (68, 310041), (102, 206694), (108, 195211), (153, 137796), (204, 103347), (306, 68898), (459, 45932), (612, 34449), (918, 22966), (1836, 11483)]