21567204

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31531}}^1$

素因数の和:31560

約数の個数: 36

約数和(自身を含む): 57388240

約数和(自身を除く): 35821036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31531, 63062, 94593, 126124, 189186, 283779, 378372, 567558, 599089, 1135116, 1198178, 1797267, 2396356, 3594534, 5391801, 7189068, 10783602, 21567204]

約数ペア:

[(1, 21567204), (2, 10783602), (3, 7189068), (4, 5391801), (6, 3594534), (9, 2396356), (12, 1797267), (18, 1198178), (19, 1135116), (36, 599089), (38, 567558), (57, 378372), (76, 283779), (114, 189186), (171, 126124), (228, 94593), (342, 63062), (684, 31531)]