21621546

素因数分解:

$2^1\times 3^3\times {\mathrm{431}}^1\times {\mathrm{929}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 48211200

約数和(自身を除く): 26589654

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 431, 862, 929, 1293, 1858, 2586, 2787, 3879, 5574, 7758, 8361, 11637, 16722, 23274, 25083, 50166, 400399, 800798, 1201197, 2402394, 3603591, 7207182, 10810773, 21621546]

約数ペア:

[(1, 21621546), (2, 10810773), (3, 7207182), (6, 3603591), (9, 2402394), (18, 1201197), (27, 800798), (54, 400399), (431, 50166), (862, 25083), (929, 23274), (1293, 16722), (1858, 11637), (2586, 8361), (2787, 7758), (3879, 5574)]