20211202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 34732800

約数和(自身を除く): 14521598

約数列:

[1, 2, 11, 22, 29, 58, 79, 158, 319, 401, 638, 802, 869, 1738, 2291, 4411, 4582, 8822, 11629, 23258, 25201, 31679, 50402, 63358, 127919, 255838, 348469, 696938, 918691, 1837382, 10105601, 20211202]

約数ペア:

[(1, 20211202), (2, 10105601), (11, 1837382), (22, 918691), (29, 696938), (58, 348469), (79, 255838), (158, 127919), (319, 63358), (401, 50402), (638, 31679), (802, 25201), (869, 23258), (1738, 11629), (2291, 8822), (4411, 4582)]