15921318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2767}}^1$

素因数の和:2916

約数の個数: 32

約数和(自身を含む): 36670464

約数和(自身を除く): 20749146

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2767, 2877, 5534, 5754, 8301, 16602, 19369, 38738, 58107, 116214, 379079, 758158, 1137237, 2274474, 2653553, 5307106, 7960659, 15921318]

約数ペア:

[(1, 15921318), (2, 7960659), (3, 5307106), (6, 2653553), (7, 2274474), (14, 1137237), (21, 758158), (42, 379079), (137, 116214), (274, 58107), (411, 38738), (822, 19369), (959, 16602), (1918, 8301), (2767, 5754), (2877, 5534)]