21693650350

素因数分解:

$2^1\times 5^2\times {\mathrm{4027}}^1\times {\mathrm{107741}}^1$

素因数の和:111780

約数の個数: 24

約数和(自身を含む): 40360584168

約数和(自身を除く): 18666933818

約数列:

[1, 2, 5, 10, 25, 50, 4027, 8054, 20135, 40270, 100675, 107741, 201350, 215482, 538705, 1077410, 2693525, 5387050, 433873007, 867746014, 2169365035, 4338730070, 10846825175, 21693650350]

約数ペア:

[(1, 21693650350), (2, 10846825175), (5, 4338730070), (10, 2169365035), (25, 867746014), (50, 433873007), (4027, 5387050), (8054, 2693525), (20135, 1077410), (40270, 538705), (100675, 215482), (107741, 201350)]