21915012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260893}}^1$

素因数の和:260907

約数の個数: 24

約数和(自身を含む): 58440256

約数和(自身を除く): 36525244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260893, 521786, 782679, 1043572, 1565358, 1826251, 3130716, 3652502, 5478753, 7305004, 10957506, 21915012]

約数ペア:

[(1, 21915012), (2, 10957506), (3, 7305004), (4, 5478753), (6, 3652502), (7, 3130716), (12, 1826251), (14, 1565358), (21, 1043572), (28, 782679), (42, 521786), (84, 260893)]