2021621810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{19463}}^1$

素因数の和:19547

約数の個数: 64

約数和(自身を含む): 4237857792

約数和(自身を除く): 2216235982

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 221, 235, 442, 470, 611, 799, 1105, 1222, 1598, 2210, 3055, 3995, 6110, 7990, 10387, 19463, 20774, 38926, 51935, 97315, 103870, 194630, 253019, 330871, 506038, 661742, 914761, 1265095, 1654355, 1829522, 2530190, 3308710, 4301323, 4573805, 8602646, 9147610, 11891893, 15550937, 21506615, 23783786, 31101874, 43013230, 59459465, 77754685, 118918930, 155509370, 202162181, 404324362, 1010810905, 2021621810]

約数ペア:

[(1, 2021621810), (2, 1010810905), (5, 404324362), (10, 202162181), (13, 155509370), (17, 118918930), (26, 77754685), (34, 59459465), (47, 43013230), (65, 31101874), (85, 23783786), (94, 21506615), (130, 15550937), (170, 11891893), (221, 9147610), (235, 8602646), (442, 4573805), (470, 4301323), (611, 3308710), (799, 2530190), (1105, 1829522), (1222, 1654355), (1598, 1265095), (2210, 914761), (3055, 661742), (3995, 506038), (6110, 330871), (7990, 253019), (10387, 194630), (19463, 103870), (20774, 97315), (38926, 51935)]