21931457690

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{147617}}^1$

素因数の和:147886

約数の個数: 32

約数和(自身を含む): 40175714880

約数和(自身を除く): 18244257190

約数列:

[1, 2, 5, 10, 83, 166, 179, 358, 415, 830, 895, 1790, 14857, 29714, 74285, 147617, 148570, 295234, 738085, 1476170, 12252211, 24504422, 26423443, 52846886, 61261055, 122522110, 132117215, 264234430, 2193145769, 4386291538, 10965728845, 21931457690]

約数ペア:

[(1, 21931457690), (2, 10965728845), (5, 4386291538), (10, 2193145769), (83, 264234430), (166, 132117215), (179, 122522110), (358, 61261055), (415, 52846886), (830, 26423443), (895, 24504422), (1790, 12252211), (14857, 1476170), (29714, 738085), (74285, 295234), (147617, 148570)]