21075230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4673}}^1$

素因数の和:4732

約数の個数: 32

約数和(自身を含む): 42402528

約数和(自身を除く): 21327298

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 4673, 9346, 23365, 46730, 51403, 102806, 191593, 257015, 383186, 514030, 957965, 1915930, 2107523, 4215046, 10537615, 21075230]

約数ペア:

[(1, 21075230), (2, 10537615), (5, 4215046), (10, 2107523), (11, 1915930), (22, 957965), (41, 514030), (55, 383186), (82, 257015), (110, 191593), (205, 102806), (410, 51403), (451, 46730), (902, 23365), (2255, 9346), (4510, 4673)]