21849894

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 51989184

約数和(自身を除く): 30139290

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 211, 422, 523, 633, 1046, 1266, 1569, 1899, 2321, 3138, 3798, 4642, 4707, 5753, 6963, 9414, 11506, 13926, 17259, 20889, 34518, 41778, 51777, 103554, 110353, 220706, 331059, 662118, 993177, 1213883, 1986354, 2427766, 3641649, 7283298, 10924947, 21849894]

約数ペア:

[(1, 21849894), (2, 10924947), (3, 7283298), (6, 3641649), (9, 2427766), (11, 1986354), (18, 1213883), (22, 993177), (33, 662118), (66, 331059), (99, 220706), (198, 110353), (211, 103554), (422, 51777), (523, 41778), (633, 34518), (1046, 20889), (1266, 17259), (1569, 13926), (1899, 11506), (2321, 9414), (3138, 6963), (3798, 5753), (4642, 4707)]