21612010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6569}}^1$

素因数の和:6630

約数の個数: 32

約数和(自身を含む): 45411840

約数和(自身を除く): 23799830

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6569, 13138, 32845, 45983, 65690, 91966, 229915, 308743, 459830, 617486, 1543715, 2161201, 3087430, 4322402, 10806005, 21612010]

約数ペア:

[(1, 21612010), (2, 10806005), (5, 4322402), (7, 3087430), (10, 2161201), (14, 1543715), (35, 617486), (47, 459830), (70, 308743), (94, 229915), (235, 91966), (329, 65690), (470, 45983), (658, 32845), (1645, 13138), (3290, 6569)]