21230877

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1367}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 29417472

約数和(自身を除く): 8186595

約数列:

[1, 3, 31, 93, 167, 501, 1367, 4101, 5177, 15531, 42377, 127131, 228289, 684867, 7076959, 21230877]

約数ペア:

[(1, 21230877), (3, 7076959), (31, 684867), (93, 228289), (167, 127131), (501, 42377), (1367, 15531), (4101, 5177)]