21227835

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15901}}^1$

素因数の和:15998

約数の個数: 16

約数和(自身を含む): 34348320

約数和(自身を除く): 13120485

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 15901, 47703, 79505, 238515, 1415189, 4245567, 7075945, 21227835]

約数ペア:

[(1, 21227835), (3, 7075945), (5, 4245567), (15, 1415189), (89, 238515), (267, 79505), (445, 47703), (1335, 15901)]