21368784

素因数分解:

$2^4\times 3^1\times {\mathrm{445183}}^1$

素因数の和:445194

約数の個数: 20

約数和(自身を含む): 55202816

約数和(自身を除く): 33834032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 445183, 890366, 1335549, 1780732, 2671098, 3561464, 5342196, 7122928, 10684392, 21368784]

約数ペア:

[(1, 21368784), (2, 10684392), (3, 7122928), (4, 5342196), (6, 3561464), (8, 2671098), (12, 1780732), (16, 1335549), (24, 890366), (48, 445183)]