21836364008

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{6483481}}^1$

素因数の和:6483908

約数の個数: 16

約数和(自身を含む): 41040441060

約数和(自身を除く): 19204077052

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 6483481, 12966962, 25933924, 51867848, 2729545501, 5459091002, 10918182004, 21836364008]

約数ペア:

[(1, 21836364008), (2, 10918182004), (4, 5459091002), (8, 2729545501), (421, 51867848), (842, 25933924), (1684, 12966962), (3368, 6483481)]