21946430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1523}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 43452288

約数和(自身を除く): 21505858

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 1523, 2882, 3046, 7205, 7615, 14410, 15230, 16753, 33506, 83765, 167530, 199513, 399026, 997565, 1995130, 2194643, 4389286, 10973215, 21946430]

約数ペア:

[(1, 21946430), (2, 10973215), (5, 4389286), (10, 2194643), (11, 1995130), (22, 997565), (55, 399026), (110, 199513), (131, 167530), (262, 83765), (655, 33506), (1310, 16753), (1441, 15230), (1523, 14410), (2882, 7615), (3046, 7205)]