21553752

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4297}}^1$

素因数の和:4336

約数の個数: 64

約数和(自身を含む): 61891200

約数和(自身を除く): 40337448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 4297, 5016, 8594, 12891, 17188, 25782, 34376, 47267, 51564, 81643, 94534, 103128, 141801, 163286, 189068, 244929, 283602, 326572, 378136, 489858, 567204, 653144, 898073, 979716, 1134408, 1796146, 1959432, 2694219, 3592292, 5388438, 7184584, 10776876, 21553752]

約数ペア:

[(1, 21553752), (2, 10776876), (3, 7184584), (4, 5388438), (6, 3592292), (8, 2694219), (11, 1959432), (12, 1796146), (19, 1134408), (22, 979716), (24, 898073), (33, 653144), (38, 567204), (44, 489858), (57, 378136), (66, 326572), (76, 283602), (88, 244929), (114, 189068), (132, 163286), (152, 141801), (209, 103128), (228, 94534), (264, 81643), (418, 51564), (456, 47267), (627, 34376), (836, 25782), (1254, 17188), (1672, 12891), (2508, 8594), (4297, 5016)]