21562716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256699}}^1$

素因数の和:256713

約数の個数: 24

約数和(自身を含む): 57500800

約数和(自身を除く): 35938084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256699, 513398, 770097, 1026796, 1540194, 1796893, 3080388, 3593786, 5390679, 7187572, 10781358, 21562716]

約数ペア:

[(1, 21562716), (2, 10781358), (3, 7187572), (4, 5390679), (6, 3593786), (7, 3080388), (12, 1796893), (14, 1540194), (21, 1026796), (28, 770097), (42, 513398), (84, 256699)]