21172535

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5939}}^1$

素因数の和:5998

約数の個数: 16

約数和(自身を含む): 27371520

約数和(自身を除く): 6198985

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 5939, 29695, 136597, 184109, 682985, 920545, 4234507, 21172535]

約数ペア:

[(1, 21172535), (5, 4234507), (23, 920545), (31, 682985), (115, 184109), (155, 136597), (713, 29695), (3565, 5939)]