21486038

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1597}}^1$

素因数の和:1668

約数の個数: 24

約数和(自身を含む): 38083536

約数和(自身を除く): 16597498

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 961, 1597, 1922, 3194, 6727, 11179, 13454, 22358, 49507, 99014, 346549, 693098, 1534717, 3069434, 10743019, 21486038]

約数ペア:

[(1, 21486038), (2, 10743019), (7, 3069434), (14, 1534717), (31, 693098), (62, 346549), (217, 99014), (434, 49507), (961, 22358), (1597, 13454), (1922, 11179), (3194, 6727)]