21073954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 14695646

約数列:

[1, 2, 11, 22, 47, 89, 94, 178, 229, 458, 517, 979, 1034, 1958, 2519, 4183, 5038, 8366, 10763, 20381, 21526, 40762, 46013, 92026, 118393, 224191, 236786, 448382, 957907, 1915814, 10536977, 21073954]

約数ペア:

[(1, 21073954), (2, 10536977), (11, 1915814), (22, 957907), (47, 448382), (89, 236786), (94, 224191), (178, 118393), (229, 92026), (458, 46013), (517, 40762), (979, 21526), (1034, 20381), (1958, 10763), (2519, 8366), (4183, 5038)]