21681036015

素因数分解:

$3^1\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{866029}}^1$

素因数の和:867706

約数の個数: 16

約数和(自身を含む): 34710482400

約数和(自身を除く): 13029446385

約数列:

[1, 3, 5, 15, 1669, 5007, 8345, 25035, 866029, 2598087, 4330145, 12990435, 1445402401, 4336207203, 7227012005, 21681036015]

約数ペア:

[(1, 21681036015), (3, 7227012005), (5, 4336207203), (15, 1445402401), (1669, 12990435), (5007, 4330145), (8345, 2598087), (25035, 866029)]