21282567

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{7523}}^1$

素因数の和:7590

約数の個数: 16

約数和(自身を含む): 30336768

約数和(自身を除く): 9054201

約数列:

[1, 3, 23, 41, 69, 123, 943, 2829, 7523, 22569, 173029, 308443, 519087, 925329, 7094189, 21282567]

約数ペア:

[(1, 21282567), (3, 7094189), (23, 925329), (41, 519087), (69, 308443), (123, 173029), (943, 22569), (2829, 7523)]