21281330983662

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{509}}^1\times {\mathrm{13426487}}^1$

素因数の和:13427177

約数の個数: 48

約数和(自身を含む): 46467195259680

約数和(自身を除く): 25185864276018

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 509, 519, 1018, 1038, 1527, 1557, 3054, 3114, 4581, 9162, 88057, 176114, 264171, 528342, 792513, 1585026, 13426487, 26852974, 40279461, 80558922, 120838383, 241676766, 2322782251, 4645564502, 6834081883, 6968346753, 13668163766, 13936693506, 20502245649, 20905040259, 41004491298, 41810080518, 61506736947, 123013473894, 1182296165759, 2364592331518, 3546888497277, 7093776994554, 10640665491831, 21281330983662]

約数ペア:

[(1, 21281330983662), (2, 10640665491831), (3, 7093776994554), (6, 3546888497277), (9, 2364592331518), (18, 1182296165759), (173, 123013473894), (346, 61506736947), (509, 41810080518), (519, 41004491298), (1018, 20905040259), (1038, 20502245649), (1527, 13936693506), (1557, 13668163766), (3054, 6968346753), (3114, 6834081883), (4581, 4645564502), (9162, 2322782251), (88057, 241676766), (176114, 120838383), (264171, 80558922), (528342, 40279461), (792513, 26852974), (1585026, 13426487)]