21275316

素因数分解:

$2^2\times 3^2\times {\mathrm{293}}^1\times {\mathrm{2017}}^1$

素因数の和:2320

約数の個数: 36

約数和(自身を含む): 53989572

約数和(自身を除く): 32714256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 293, 586, 879, 1172, 1758, 2017, 2637, 3516, 4034, 5274, 6051, 8068, 10548, 12102, 18153, 24204, 36306, 72612, 590981, 1181962, 1772943, 2363924, 3545886, 5318829, 7091772, 10637658, 21275316]

約数ペア:

[(1, 21275316), (2, 10637658), (3, 7091772), (4, 5318829), (6, 3545886), (9, 2363924), (12, 1772943), (18, 1181962), (36, 590981), (293, 72612), (586, 36306), (879, 24204), (1172, 18153), (1758, 12102), (2017, 10548), (2637, 8068), (3516, 6051), (4034, 5274)]