21035763

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10771}}^1$

素因数の和:10815

約数の個数: 24

約数和(自身を含む): 35849216

約数和(自身を除く): 14813453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 10771, 32313, 75397, 96939, 226191, 333901, 678573, 1001703, 2337307, 3005109, 7011921, 21035763]

約数ペア:

[(1, 21035763), (3, 7011921), (7, 3005109), (9, 2337307), (21, 1001703), (31, 678573), (63, 333901), (93, 226191), (217, 96939), (279, 75397), (651, 32313), (1953, 10771)]