21059835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61043}}^1$

素因数の和:61074

約数の個数: 16

約数和(自身を含む): 35161344

約数和(自身を除く): 14101509

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 61043, 183129, 305215, 915645, 1403989, 4211967, 7019945, 21059835]

約数ペア:

[(1, 21059835), (3, 7019945), (5, 4211967), (15, 1403989), (23, 915645), (69, 305215), (115, 183129), (345, 61043)]