21800847

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3943}}^1$

素因数の和:4062

約数の個数: 16

約数和(自身を含む): 30920960

約数和(自身を除く): 9120113

約数列:

[1, 3, 19, 57, 97, 291, 1843, 3943, 5529, 11829, 74917, 224751, 382471, 1147413, 7266949, 21800847]

約数ペア:

[(1, 21800847), (3, 7266949), (19, 1147413), (57, 382471), (97, 224751), (291, 74917), (1843, 11829), (3943, 5529)]