21856884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260201}}^1$

素因数の和:260215

約数の個数: 24

約数和(自身を含む): 58285248

約数和(自身を除く): 36428364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260201, 520402, 780603, 1040804, 1561206, 1821407, 3122412, 3642814, 5464221, 7285628, 10928442, 21856884]

約数ペア:

[(1, 21856884), (2, 10928442), (3, 7285628), (4, 5464221), (6, 3642814), (7, 3122412), (12, 1821407), (14, 1561206), (21, 1040804), (28, 780603), (42, 520402), (84, 260201)]