21787132310

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1759}}^1\times {\mathrm{14923}}^1$

素因数の和:16772

約数の個数: 32

約数和(自身を含む): 39714554880

約数和(自身を除く): 17927422570

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 1759, 3518, 8795, 14923, 17590, 29846, 74615, 145997, 149230, 291994, 729985, 1238609, 1459970, 2477218, 6193045, 12386090, 26249557, 52499114, 131247785, 262495570, 2178713231, 4357426462, 10893566155, 21787132310]

約数ペア:

[(1, 21787132310), (2, 10893566155), (5, 4357426462), (10, 2178713231), (83, 262495570), (166, 131247785), (415, 52499114), (830, 26249557), (1759, 12386090), (3518, 6193045), (8795, 2477218), (14923, 1459970), (17590, 1238609), (29846, 729985), (74615, 291994), (145997, 149230)]