20996388

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27773}}^1$

素因数の和:27793

約数の個数: 48

約数和(自身を含む): 62213760

約数和(自身を除く): 41217372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27773, 55546, 83319, 111092, 166638, 194411, 249957, 333276, 388822, 499914, 583233, 749871, 777644, 999828, 1166466, 1499742, 1749699, 2332932, 2999484, 3499398, 5249097, 6998796, 10498194, 20996388]

約数ペア:

[(1, 20996388), (2, 10498194), (3, 6998796), (4, 5249097), (6, 3499398), (7, 2999484), (9, 2332932), (12, 1749699), (14, 1499742), (18, 1166466), (21, 999828), (27, 777644), (28, 749871), (36, 583233), (42, 499914), (54, 388822), (63, 333276), (84, 249957), (108, 194411), (126, 166638), (189, 111092), (252, 83319), (378, 55546), (756, 27773)]