21353388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{254207}}^1$

素因数の和:254221

約数の個数: 24

約数和(自身を含む): 56942592

約数和(自身を除く): 35589204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 254207, 508414, 762621, 1016828, 1525242, 1779449, 3050484, 3558898, 5338347, 7117796, 10676694, 21353388]

約数ペア:

[(1, 21353388), (2, 10676694), (3, 7117796), (4, 5338347), (6, 3558898), (7, 3050484), (12, 1779449), (14, 1525242), (21, 1016828), (28, 762621), (42, 508414), (84, 254207)]