21584468

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 19783852

約数列:

[1, 2, 4, 29, 37, 47, 58, 74, 94, 107, 116, 148, 188, 214, 428, 1073, 1363, 1739, 2146, 2726, 3103, 3478, 3959, 4292, 5029, 5452, 6206, 6956, 7918, 10058, 12412, 15836, 20116, 50431, 100862, 114811, 145841, 186073, 201724, 229622, 291682, 372146, 459244, 583364, 744292, 5396117, 10792234, 21584468]

約数ペア:

[(1, 21584468), (2, 10792234), (4, 5396117), (29, 744292), (37, 583364), (47, 459244), (58, 372146), (74, 291682), (94, 229622), (107, 201724), (116, 186073), (148, 145841), (188, 114811), (214, 100862), (428, 50431), (1073, 20116), (1363, 15836), (1739, 12412), (2146, 10058), (2726, 7918), (3103, 6956), (3478, 6206), (3959, 5452), (4292, 5029)]