21373086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6971}}^1$

素因数の和:7056

約数の個数: 32

約数和(自身を含む): 49529088

約数和(自身を除く): 28156002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6971, 13942, 20913, 41826, 48797, 97594, 146391, 292782, 508883, 1017766, 1526649, 3053298, 3562181, 7124362, 10686543, 21373086]

約数ペア:

[(1, 21373086), (2, 10686543), (3, 7124362), (6, 3562181), (7, 3053298), (14, 1526649), (21, 1017766), (42, 508883), (73, 292782), (146, 146391), (219, 97594), (438, 48797), (511, 41826), (1022, 20913), (1533, 13942), (3066, 6971)]