211025388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2512207}}^1$

素因数の和:2512221

約数の個数: 24

約数和(自身を含む): 562734592

約数和(自身を除く): 351709204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2512207, 5024414, 7536621, 10048828, 15073242, 17585449, 30146484, 35170898, 52756347, 70341796, 105512694, 211025388]

約数ペア:

[(1, 211025388), (2, 105512694), (3, 70341796), (4, 52756347), (6, 35170898), (7, 30146484), (12, 17585449), (14, 15073242), (21, 10048828), (28, 7536621), (42, 5024414), (84, 2512207)]