20161621284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3038219}}^1$

素因数の和:3038312

約数の個数: 48

約数和(自身を含む): 54444902400

約数和(自身を除く): 34283281116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 3038219, 6076438, 9114657, 12152876, 18229314, 21267533, 36458628, 42535066, 63802599, 85070132, 127605198, 240019301, 255210396, 480038602, 720057903, 960077204, 1440115806, 1680135107, 2880231612, 3360270214, 5040405321, 6720540428, 10080810642, 20161621284]

約数ペア:

[(1, 20161621284), (2, 10080810642), (3, 6720540428), (4, 5040405321), (6, 3360270214), (7, 2880231612), (12, 1680135107), (14, 1440115806), (21, 960077204), (28, 720057903), (42, 480038602), (79, 255210396), (84, 240019301), (158, 127605198), (237, 85070132), (316, 63802599), (474, 42535066), (553, 36458628), (948, 21267533), (1106, 18229314), (1659, 12152876), (2212, 9114657), (3318, 6076438), (6636, 3038219)]