21496668

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 51480576

約数和(自身を除く): 29983908

約数列:

[1, 2, 3, 4, 6, 12, 83, 113, 166, 191, 226, 249, 332, 339, 382, 452, 498, 573, 678, 764, 996, 1146, 1356, 2292, 9379, 15853, 18758, 21583, 28137, 31706, 37516, 43166, 47559, 56274, 63412, 64749, 86332, 95118, 112548, 129498, 190236, 258996, 1791389, 3582778, 5374167, 7165556, 10748334, 21496668]

約数ペア:

[(1, 21496668), (2, 10748334), (3, 7165556), (4, 5374167), (6, 3582778), (12, 1791389), (83, 258996), (113, 190236), (166, 129498), (191, 112548), (226, 95118), (249, 86332), (332, 64749), (339, 63412), (382, 56274), (452, 47559), (498, 43166), (573, 37516), (678, 31706), (764, 28137), (996, 21583), (1146, 18758), (1356, 15853), (2292, 9379)]