21463418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 35516880

約数和(自身を除く): 14053462

約数列:

[1, 2, 17, 34, 41, 82, 89, 173, 178, 346, 697, 1394, 1513, 2941, 3026, 3649, 5882, 7093, 7298, 14186, 15397, 30794, 62033, 120581, 124066, 241162, 261749, 523498, 631277, 1262554, 10731709, 21463418]

約数ペア:

[(1, 21463418), (2, 10731709), (17, 1262554), (34, 631277), (41, 523498), (82, 261749), (89, 241162), (173, 124066), (178, 120581), (346, 62033), (697, 30794), (1394, 15397), (1513, 14186), (2941, 7298), (3026, 7093), (3649, 5882)]