21063273

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91183}}^1$

素因数の和:91204

約数の個数: 16

約数和(自身を含む): 35014656

約数和(自身を除く): 13951383

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 91183, 273549, 638281, 1003013, 1914843, 3009039, 7021091, 21063273]

約数ペア:

[(1, 21063273), (3, 7021091), (7, 3009039), (11, 1914843), (21, 1003013), (33, 638281), (77, 273549), (231, 91183)]