21877770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2711}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 52721280

約数和(自身を除く): 30843510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2690, 2711, 4035, 5422, 8070, 8133, 13555, 16266, 27110, 40665, 81330, 729259, 1458518, 2187777, 3646295, 4375554, 7292590, 10938885, 21877770]

約数ペア:

[(1, 21877770), (2, 10938885), (3, 7292590), (5, 4375554), (6, 3646295), (10, 2187777), (15, 1458518), (30, 729259), (269, 81330), (538, 40665), (807, 27110), (1345, 16266), (1614, 13555), (2690, 8133), (2711, 8070), (4035, 5422)]