21464835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{204427}}^1$

素因数の和:204442

約数の個数: 16

約数和(自身を含む): 39250176

約数和(自身を除く): 17785341

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 204427, 613281, 1022135, 1430989, 3066405, 4292967, 7154945, 21464835]

約数ペア:

[(1, 21464835), (3, 7154945), (5, 4292967), (7, 3066405), (15, 1430989), (21, 1022135), (35, 613281), (105, 204427)]