21995958

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8389}}^1$

素因数の和:8436

約数の個数: 32

約数和(自身を含む): 48326400

約数和(自身を除く): 26330442

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 8389, 16778, 25167, 50334, 159391, 192947, 318782, 385894, 478173, 578841, 956346, 1157682, 3665993, 7331986, 10997979, 21995958]

約数ペア:

[(1, 21995958), (2, 10997979), (3, 7331986), (6, 3665993), (19, 1157682), (23, 956346), (38, 578841), (46, 478173), (57, 385894), (69, 318782), (114, 192947), (138, 159391), (437, 50334), (874, 25167), (1311, 16778), (2622, 8389)]