21079368

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{2137}}^1$

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 57533580

約数和(自身を除く): 36454212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2137, 2466, 3288, 4274, 4932, 6411, 8548, 9864, 12822, 17096, 19233, 25644, 38466, 51288, 76932, 153864, 292769, 585538, 878307, 1171076, 1756614, 2342152, 2634921, 3513228, 5269842, 7026456, 10539684, 21079368]

約数ペア:

[(1, 21079368), (2, 10539684), (3, 7026456), (4, 5269842), (6, 3513228), (8, 2634921), (9, 2342152), (12, 1756614), (18, 1171076), (24, 878307), (36, 585538), (72, 292769), (137, 153864), (274, 76932), (411, 51288), (548, 38466), (822, 25644), (1096, 19233), (1233, 17096), (1644, 12822), (2137, 9864), (2466, 8548), (3288, 6411), (4274, 4932)]