21869358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{520699}}^1$

素因数の和:520711

約数の個数: 16

約数和(自身を含む): 49987200

約数和(自身を除く): 28117842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 520699, 1041398, 1562097, 3124194, 3644893, 7289786, 10934679, 21869358]

約数ペア:

[(1, 21869358), (2, 10934679), (3, 7289786), (6, 3644893), (7, 3124194), (14, 1562097), (21, 1041398), (42, 520699)]